12V 334Ah Mini Pro Smart

Reviews

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Testing the LiThink 334Ah LiFePO4 Battery (And a Huge Mistake...)

In this video, we are putting the massive LiThink 12.8V 334Ah LiFePO4 battery through its paces. During the review, things took an unexpected turn when I accidentally short-circuited the wiring directly to the pure sine wave inverters!
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Opening up the LiThink 12.8v 334ah lifepo4 battery.

This LiThink battery passed all the tests that I could do so I opened it up and it didn't disappoint! Beautiful inside and out!
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Over 4,000 Watts in ONE Box! LiThink 334Ah LiFePO4 RV Battery Install & Review⁠

In this video, we are putting the massive LiThink 12.8V 334Ah LiFePO4 battery through its paces. During the review, things took an unexpected turn when I accidentally short-circuited the wiring directly to the pure sine wave inverters!
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LiThink 300A - 334 Ah RV battery

A new lifepo4 battery was sent to me recently to try out and test in my RV - a 334 Amp hour RV battery from the folks at LiThink. My first concern was would this even fit in my small compartment?
Premium Features, Built In
More capacity, smarter protection, and RV-ready design — all in one compact battery.
Grade-A EVE LF334 Cells for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Grade-A EVE LF334 Cells for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Grade-A EVE LF334 Cells

8,000+ cycles at 100% DoD.

Bluetooth 5.4 for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Bluetooth 5.4 for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Bluetooth 5.4

Battery data at a glance.

Self-Heating for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Self-Heating for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Self-Heating

Built for cold-weather charging.

Low-Temp Protection for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Low-Temp Protection for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Low-Temp Protection

Safer in winter.

300A BMS for LiThink 12V 334Ah Mini Pro LiFePO4 battery
300A BMS for LiThink 12V 334Ah Mini Pro LiFePO4 battery
300A BMS

Power for demanding loads.

Under-Seat Fit for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Under-Seat Fit for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Under-Seat Fit

Designed for RV under-seat installation.

Alloy Frame Inside for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Alloy Frame Inside for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Alloy Frame Inside

Stronger structure for road vibration.

ECE R10 Certified for LiThink 12V 334Ah Mini Pro LiFePO4 battery
ECE R10 Certified for LiThink 12V 334Ah Mini Pro LiFePO4 battery
ECE R10 Certified

Tested for RV EMC compatibility.

4P4S Expansion for LiThink 12V 334Ah Mini Pro LiFePO4 battery
4P4S Expansion for LiThink 12V 334Ah Mini Pro LiFePO4 battery
4P4S Expansion

Flexible for more power setups.

Bluetooth app

Smarter monitoring, right from your phone.

Real-time data

SOC, voltage, current, and temperature — all in one view.

9 alerts

Key protection alerts help you react faster.

Remote support

Share battery status for quicker troubleshooting.

Series/parallel management

Easier monitoring for expanded battery banks.

Low-battery alert

Know when it’s time to recharge.

Cell monitoring

Track cell voltage for healthier battery performance.

Bluetooth app
Real-time data
9 alerts
Remote support
Series/parallel management
Low-battery alert
Cell monitoring

Industry-Leading Internal Structure

Triple temperature sensing for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Triple temperature sensing
Real-time thermal monitoring helps protect the cells during charging, discharging, and cold-weather use.
Alloy support frame for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Alloy support frame
Anti-swelling | leak-resistant | vibration-resistant | up to +30% longer cell life
Six-sided epoxy insulation for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Six-sided epoxy insulation
Full-sided epoxy insulation helps reduce contact risks and improves long-term electrical safety.
Magnetic Emergency Switch for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Magnetic Emergency Switch
Fiberglass sleeves protect busbars from abrasion and accidental contact under high-current output.
Performance & Battery Life

Grade-A EVE LF334 Cells

8,000+ Cycles at 100% DoD

Cycles @100% DoD for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Cycles @100% DoD for LiThink 12V 334Ah Mini Pro LiFePO4 battery
8,000 +
Cycles @100% DoD
11,000 +
Cycles @70% DoD
20,000 +
Cycles @40% DoD
≤ 2%
Monthly self-discharge
10 Years
Warranty

334Ah / 4275.2Wh of high-capacity LiFePO₄ power — built for longer service life, fewer replacements, and lower lifetime cost.

HIGH-OUTPUT PROTECTION

300A Smart BMS.

More Power for  RV Loads.

The 300A smart BMS supports a maximum charge and discharge current of 300A for up to 5 minutes. Long-term continuous charge and discharge current is 0.5C (167A). It monitors every cell in real time and helps protect against overcharge, over-discharge, overcurrent, short circuit, and extreme temperatures.

300A Smart BMS. More Power for RV Loads for LiThink 12V 334Ah Mini Pro LiFePO4 battery 300A Smart BMS. More Power for RV Loads for LiThink 12V 334Ah Mini Pro LiFePO4 battery

Cold-Weather Ready

The smart BMS automatically pauses charging at 32°F / 0°C and resumes at 41°F / 5°C. Discharge protection works down to -4°F / -20°C, helping protect the battery during winter RV, van, and marine use.

32°F
Charge cut-off
41°F
Charge resumes
-4°F
Discharge cut-off
14°F
Discharge resumes
Low-Temp Protection for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Low-Temp Protection for LiThink 12V 334Ah Mini Pro LiFePO4 battery

When charging below 41°F, the built-in heating system starts automatically and warms the cells to 50°F, helping make winter charging safer and more reliable.

≤41°F
Auto-heating starts
50°F
Heating stops
Auto Self-Heating for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Auto Self-Heating for LiThink 12V 334Ah Mini Pro LiFePO4 battery

2× the capacity, half the weight

Double the capacity, half the weight, and up to 12× the service life — with lifetime energy cost as low as $0.03/kWh.

2× Capacity
Up to 2× more usable energy
1/2 Weight
Up to 50% lighter
12× Lifetime value
Up to 12× longer service life
$0.03 Energy cost
As low as $0.03/kWh over its lifetime
2× the capacity, half the weight for LiThink 12V 334Ah Mini Pro LiFePO4 battery
2× the capacity, half the weight for LiThink 12V 334Ah Mini Pro LiFePO4 battery

Surge Power for Real RV Appliances

Multi-stage surge output helps your inverter handle short start-up peaks from high-draw 12V appliances.

1000 A/ 1s
Peak surge output
900 A / 3s
Heavy start-up support
600 A / 5s
High-draw appliance support
450 A / 10s
Stable short-term output
Surge Power for Real RV Appliances for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Surge Power for Real RV Appliances for LiThink 12V 334Ah Mini Pro LiFePO4 battery
FLEXIBLE POWER EXPANSION

Expandable up to 4P4S — Power for Every Setup

Travel power for LiThink 12V 334Ah Mini Pro LiFePO4 battery
Travel power for LiThink 12V 334Ah Mini Pro LiFePO4 battery
RV & van life
Travel power
Garage/workshop
Tool support
Tent camping
Outdoor energy
Off-grid cabin
Remote power
UPS & backup
Emergency power
Boat / marine
Onboard energy

Connect up to 4 in series and 4 in parallel for flexible power across RV, marine, off-grid, and backup systems.

GLOBAL COMPLIANCE

ECE R10 compliant and sized for under-seat installation

EMC-tested to ECE R10 for reliable operation in RV electrical systems — and compact enough for installation under a seat bench or inside a seat box.

ECE R10 compliant and sized for under-seat installation for LiThink 12V 334Ah Mini Pro LiFePO4 battery ECE R10 compliant and sized for under-seat installation for LiThink 12V 334Ah Mini Pro LiFePO4 battery

Specifications & box contents

Basic Battery Specifications
Cell type

LiFePO4

Nominal voltage

12.8V

Rated capacity

334Ah

Energy

4275.2Wh

Cycle life

≥8000 cycles

Internal resistance

≤100mΩ

Battery management system bms

300A

Number of cells

4

Charging Specifications
Charge method

CC/CV

Charge voltage

14.6V

Recommended charge current

66.8A

Max continuous charge current

Maximum 300A for up to 5 minutes; long-term continuous current: 0.5C (167A).

Charging time at recommended current

66.8A @ 5h

Minimum charge current for heating function

10A

Discharging Specifications
Max continuous discharge current

Maximum 300A for up to 5 minutes; long-term continuous current: 0.5C (167A).

Max continuous output power

Up to 3840W for a maximum of 5 minutes (300A at 12.8V); long-term continuous current: 0.5C (167A).

Discharge cut off voltage

10.8V

Surge discharge current

1000A @ 1s

900A @ 3s

600A @ 5s

450A @ 10s

Self discharge rate

≤2%

Temperature Specifications
Charge temperature range

0°C to 50°C / 32°F to 122°F

Discharge temperature range

-20°C to 60°C / -4°F to 140°F

Storage temperature range less than 1 year

-20°C to 25°C / -4°F to 77°F

Storage temperature range less than 3 months

-20°C to 40°C / -4°F to 104°F

Storage temperature range less than 7 days

-20°C to 65°C / -4°F to 149°F

Low Temperature Protection & Heating Function
Low temperature charging protection

Yes

Stop charging temperature

0°C / 32°F

Resume charging temperature

5°C / 41°F

Heating temperature

0°C to 10°C / 32°F to 50°F

Approx heating time 8a from 10 c 14 f

70–90 minutes

Approx heating time 8a from 20 c 4 f

100–150 minutes

Physical Specifications
Dimension

383 × 204 × 268 mm

15.08 × 8.03 × 10.55 inch

Battery weight

27.1 kg / 59.7 lbs

Cell weight

22 kg / 48.5 lbs

Housing material

ABS

Color

Black

Protection class

IP65

Connection & Installation
Terminals

M8 × 14mm

Recommended terminal torque

12N·m

Expansion Capability
Series and parallel connection

Up to 4P4S

What’s in the box

  • LiThink 12V 334Ah battery

  • User manual

  • Bluetooth app card / warranty card

  • Quick start guide

  • 2× LiThink stickers

  • 2× M8 screws & 2× positive/negative terminal caps

Four ways to charge, one versatile battery

Whether you charge with a wall charger, on the road, through solar, or from a generator, your LiThink LiFePO₄ battery stays ready wherever you are.

Charger for LiThink 12V 100Ah Group 24 LiFePO4 battery

Charger

Driving for LiThink 12V 100Ah Group 24 LiFePO4 battery

Driving

Solar for LiThink 12V 100Ah Group 24 LiFePO4 battery

Solar

Generator for LiThink 12V 100Ah Group 24 LiFePO4 battery

Generator

FAQs

Still have questions?
Find more information in our FAQ.

Q: What applications is the LiThink 12V 334Ah MINI best suited for?

A: It is a strong fit for 12V RV and van electrical systems, especially under-seat or seat-box installations, as well as off-grid solar, marine and fishing setups, and high-demand inverter systems that need large capacity with stable discharge performance.

Q: What does ECE R10 mean in real-world use?

A: ECE R10 refers to vehicle EMC compliance. In practice, that means the battery is designed for RV and van electrical environments where inverters, DC-DC chargers, and other onboard electronics need to work together reliably.

Q: How does the self-heating function work, and when does it start?

A: The self-heating system works during charging. Below 5°C, it starts automatically and warms the battery until it reaches 15°C. Typical heating time is about 20–30 min (from −10°C) or 30–40 min (from −20°C at 8A). The heating function requires a minimum charging current of 10A.

Q: How capable is the BMS, and what does that mean for high-load use?

A: The battery uses a 300A BMS. Maximum charge and discharge current is 300A for up to 5 minutes; long-term continuous charge and discharge current is 0.5C (167A). For brief startup surges, it supports 1000A for 1 second, 900A for 3 seconds, 600A for 5 seconds, and 450A for 10 seconds. These surge ratings help support loads such as compressors and pumps. Inverter sizing must account for these current limits, wiring, protection devices, and the complete system design.

Q: Can I expand the battery bank in series or parallel?

A: Yes. The system supports configurations up to 4P4S (up to 4 in parallel and 4 in series). For the most stable setup, use matching batteries in the same model and condition, and bring them to a similar state of charge or voltage before connecting them together.

Customers praised this high-capacity LiFePO4 battery for its compact design, reliable performance, and advanced features. Many highlighted the Bluetooth app for monitoring SOC, voltage, current, and temperature. The self-heating function proved valuable in cold climates. Shoppers appreciated extended off-grid capability and stable performance under heavy loads. Some delivery tracking issues noted.

  • Powered refrigerator, lights, water pump, TV, and appliances for five days. Lowest SOC was 42%.
  • Much lighter than my old setup and the Bluetooth app makes it easy to check battery level.
  • Compact design was one of the main reasons I chose this model.
Solar (positive)Customer service (positive)Capacity (positive)Self-heating (positive)Size (positive)
  • 5 stars: 93 (89%)
  • 4 stars: 9 (9%)
  • 3 stars: 2 (2%)
  • 2 stars: 0 (0%)
  • 1 star: 1 (1%)
Y
Y.C.

I installed two LiThink 12V 334Ah Mini Pro batteries in parallel in my motorhome, giving me a very large usable capacity for longer off-grid trips. Despite the high capacity, both batteries fit neatly into the existing electrical compartment alongside my solar controller, fuses and distribution equipment. The compact design was one of the main reasons I chose this model, as larger batteries with similar capacity would have required major changes to the installation.

The batteries are connected with heavy-duty cables of equal length, and so far they have been charging and discharging very evenly. Through the Bluetooth app, I can check the SOC, voltage, current, temperature and individual cell information for each battery. This makes it much easier to confirm that both units are working together correctly without opening the compartment or using additional measuring equipment.

The system powers our refrigerator, lights, water pump, television and inverter without any noticeable voltage instability. Even when several appliances are running at the same time, the batteries remain stable and the BMS has not caused any unnecessary shutdowns. The 300A BMS provides plenty of reserve for higher loads, which gives me confidence when using more demanding appliances through the inverter.

The build quality also made a very good first impression. The housings feel strong, the terminals are solid, and everything arrived well protected and undamaged. Delivery was faster than expected, and the customer service team answered my questions about parallel connection and cable sizing clearly by email before installation.

After upgrading from my previous battery bank, I now have much more usable energy, better monitoring and far less concern about running out of power during longer stays without a campsite connection. For anyone building a high-capacity solar and inverter system in a motorhome, this is a well-designed and reliable solution.

S
S.K.

I installed the LiThink 334Ah battery in the electrical compartment of my motorhome, and it fits the available space surprisingly well considering its large capacity. The compact Mini design allowed me to keep the existing inverter, charger and other electrical components in the same compartment without having to rebuild the entire installation. Once secured with the retaining strap, the battery sits firmly in place and does not move while driving.

The installation was straightforward, and the terminals feel solid enough for the heavier cables required by a high-capacity system. I mainly use the battery for the refrigerator, lighting, water pump, charging devices and a 2000W inverter. Even when running several appliances at the same time, the voltage remains stable and I have not experienced any unexpected BMS shutdowns.

The biggest improvement compared with my previous setup is the usable capacity. During a typical weekend away, we can use the electrical system normally without constantly checking whether the battery is almost empty. The Bluetooth app is also very useful because I can monitor the remaining SOC, voltage, current and temperature without opening the compartment. It is especially helpful for seeing how much power the inverter is drawing and how quickly the battery is charging from the vehicle or external charger.

The battery arrived well packed and in perfect condition, and the overall workmanship looks very good. The casing, terminals and internal mounting points all feel sturdy. Customer service also replied quickly by email when I asked about the recommended charging settings.

After several trips, the battery has performed reliably and provides much more independence when camping without shore power. For anyone looking for a large-capacity battery that still fits into a relatively compact motorhome installation, this 334Ah model is a very convincing solution.

A
A.

I installed this LiThink battery in the electrical compartment of my camper, where it now works together with the inverter, charger, solar equipment, and the rest of my onboard power system. Space in this area is limited, so the compact design was one of the main reasons I chose this model. It fitted into the available space without requiring major changes to the existing installation.

The battery feels very solid and well made. The housing is sturdy, the terminals are secure, and the overall finish gives a good impression of quality. Once everything was connected, the system operated smoothly and the battery handled my regular camper appliances without any unexpected interruptions. I use it for lighting, refrigeration, charging devices, kitchen equipment, and other everyday electrical needs while travelling.

The Bluetooth app is also very useful. Since the battery is installed deep inside the electrical compartment, I do not want to remove covers or move equipment every time I need to check it. With the app, I can conveniently monitor the battery status, voltage, current, temperature, and individual cell information from inside the camper.

The large capacity gives me much more confidence when camping away from external power. I no longer need to constantly worry about conserving every small amount of energy, and the battery works well with my existing charging and inverter setup. It has made the whole electrical system feel more practical and dependable.

Delivery was quick, the battery arrived well protected, and the customer service team responded promptly to my questions before installation. Overall, I am very satisfied with the build quality, compact size, app monitoring, and reliable performance. It is an excellent choice for anyone looking to upgrade the power system in a camper or motorhome.

M
M.B.

I installed the LiThink 12V 334Ah Mini Pro in the storage compartment of my pickup truck and use it to power my camping and outdoor equipment. Despite its high capacity, the battery is surprisingly compact and fits well into a limited vehicle space. The sturdy carrying strap also makes it easier to remove or reposition if needed.

The housing and terminals feel very robust, and the overall build quality makes a high-quality impression. The Bluetooth app is especially practical, as I can check the battery status without having to open the storage compartment and look directly at the battery each time.

Delivery was fast and the battery arrived in perfect condition. For travel, camping, and use in the pickup, it is a very practical and reliable power solution for me.

A
A.R.

I installed three LiThink 12V 334Ah Mini Pro batteries in parallel in my motorhome, achieving a total capacity of 1002Ah. Thanks to their compact design, all three batteries fit into the existing pull-out battery compartment without requiring major modifications to the vehicle. The terminals feel sturdy and offered enough space for the existing cable lugs.

During a weekend trip, the refrigerator, lighting, water pump, TV, and occasionally a 2000W inverter were operated. After two days, the apps still showed about 64% remaining capacity. Even under higher loads, the voltage remained stable and there was no shutdown by the BMS. Particularly helpful is that both batteries can be monitored individually via Bluetooth. This allows me to directly compare SOC, current, temperature, and cell voltages.

Delivery was fast. My questions about parallel connection were answered clearly by customer service via message. Overall, a very powerful and neatly built solution for larger motorhomes.

V
V.C.

I use the 334Ah Mini Pro as the main battery for my camper setup. It powers my fridge, lights, inverter, and other daily devices with much less worry about running out of energy. The app is one of the best parts because I can see the estimated runtime and charging time instead of relying on rough guesses. It is not the cheapest battery, but the capacity, monitoring features, and 10-year warranty make it feel like a serious long-term setup.

X
X.P.

This battery is 68 pounds. That's heavy. But here's the reality: to get 334Ah of usable capacity with lead acid, you'd need about 4 group 31 batteries weighing 60 pounds each. That's 240 pounds total. So I saved 172 pounds. That's the weight of an average adult. My RV tongue weight dropped significantly. My trailer tows better. Less sway. The weight is real but the trade off is more than worth it.

C
C.Y.

I have an off grid hunting cabin with solar and this battery is the heart of the system. The Mini Pro name is no joke, this thing packs 334Ah into a footprint smaller than my old 200Ah lead acid. I ran a TV, satellite internet, LED lights, and a small fridge for 4 days with heavy clouds and still had 40% left. The battery monitor on the app is very accurate. Planning to buy a second one to run in parallel.

S
S.M.

I built an overland camper setup and needed max capacity in minimal space. The 334Ah Mini Pro fit exactly where I had my old 100Ah lead acid. I've run a 12V fridge, diesel heater (all night for 3 nights), lights, phone chargers, and a small inverter for laptop. After 3 days off-grid, battery was at 51%. The Bluetooth app shows everything clearly—voltage, current, cycles, temperature. The self-heating feature is a bonus for winter camping. Expensive? Yes. Worth it? Absolutely.

C
C.

The battery compartment in my travel trailer was originally very small, and many high-capacity lithium batteries simply wouldn’t fit. This 334Ah Mini fit perfectly, and it’s about 30% smaller than a typical 300Ah battery. The self-heating function is especially useful in winter—it can still charge even when the temperature is a few degrees below freezing, so I don’t have to remove the battery and bring it home.

M
M.T.

Installed it in my RV last week. Much lighter than my old setup and the Bluetooth app makes it easy to check the battery level.

M
M.F.

My roof air conditioner runs through a 3000W inverter. When it starts, the app briefly shows a significantly higher current, which drops once the air conditioner is running normally. So far, the BMS has handled every startup without shutting down. With my previous battery system, I had to switch off other appliances before starting the air conditioner. Now the refrigerator and smaller devices can continue running at the same time. The strong surge capability was one of the main reasons I chose this battery.

L
L.G.

The height of my equipment compartment is limited, so I installed the battery on its side in accordance with the permitted mounting orientation. It now fits neatly underneath the existing cover, while all the terminals remain easily accessible. It has stayed firmly in place and operated without any issues during several trips. Without the option of side mounting, I would have needed to rebuild the entire battery compartment.

K
K.R.

At our last campsite, we had no access to shore power. The battery was recharged during the day by 600W solar panels and powered the refrigerator, lights, water pump, television, and kitchen appliances. Over five days, the lowest SOC was around 42%. We did not need to start the generator once. This is exactly why I wanted a battery with more than 4kWh of energy.

J
J.H.

After the first complete charging cycle, I compared the SOC shown in the app with my separate battery monitor. During normal operation, the difference was usually only two to three percentage points. The reading remained consistent even after several days of running different appliances. This makes it much easier to estimate the remaining operating time.

H
H.C.

I tested the battery under a load of around 150 to 165A for approximately 20 minutes. According to the app, the temperature only increased from about 23°C to 29°C. There were no shutdowns or warning messages, and the terminals did not become noticeably warm. This gives me confidence in the internal construction and the 300A BMS.

G
G.V.

The M8 terminals are sturdy and provide enough space for my cable lugs, fuse cable, and monitoring wires. Nothing has loosened, even after several inspections and checks. The case feels rigid and well made. With a battery this powerful, reliable terminals are more important to me than appearance, but this battery does well in both areas.

F
F.H.

After the first battery had operated reliably for several weeks, I added a second identical 334Ah battery in parallel. Before installation, I fully charged both batteries and used connection cables of equal length. Since then, the two batteries have shared the load very evenly. Under higher loads, the displayed currents usually differ by only a few amps. The customer service team answered my wiring questions quickly and clearly by email. I now have plenty of reserve capacity for longer stays without shore power.

E
E.S.

The battery is installed completely underneath the seat, but I can still check all the values from several meters away without opening the seat or battery compartment. Voltage, current, and SOC update quickly. This is much more convenient when traveling than having to access the battery compartment every time.

C
C.M.

During an extended power outage, I used the battery with an inverter to run a freezer, router, several lights, and two laptops. After about seven hours, 63% capacity was still remaining. The app was especially useful because I could monitor the current power consumption and switch off unnecessary devices in time. This capacity gives me much more confidence when using it as emergency backup power at home.

R
R.T.

I use the battery in my camper to power a compressor refrigerator, lighting, and my CPAP machine. After running everything for around eight hours overnight, the SOC dropped from 96% to 81% according to the app. With my previous battery, I always had to check in the morning whether enough power was left. With 334Ah, there is still plenty of capacity for the next day. The battery operates completely silently, and the voltage remains stable even when the refrigerator compressor starts.

A
A.V.

So far, the cell voltages look well balanced and the overall performance has been very stable.