Bluetooth 12V 300Ah Battery LiFePO4 Lithium Built-in 100A BMS, 15000 Deep Cycles Battery 3840Wh with Low-Temp Protection for RV Marine Trolling Motor Home Energy Storage Off-Grid Living, 4 PACK

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About This 【Bluetooth APP Monitoring】HumsiENK 12V 300Ah smart LiFePO4 lithium battery(4pack) has an upgraded version of smart BMS built in, connected to the Bluetooth 5.0 module, a llowing you to monitor battery parameter information in real time through the APP. You can read important information such as battery voltage, current, battery capacity, etc. at any time. Bluetooth connection range: no more than 15 meters away from the battery. 【3.84kWh & 10-year lifespan】12.8V 300Ah LiFePO4 battery(4pack) has a lifespan of up to 10 years, lasting 30 times longer than traditional lead-acid batteries. When fully charged, a LiFePO4 battery can provide 3.84kWh of energy. It can reach 15,000+ deep cycles. At the same time, the shell is resistant to drop and impact. 【Lighter & Space Saving】The size of HumsiENK 12V 300Ah Bluetooth battery is 20.63×9.65×8.66 inches. Due to its high energy density, this battery has twice the usable capacity of lead-acid batteries and is 40% lighter in weight, so you can carry it easily. Weighing only 59.52 pounds, it retains high power while saving more space. 【Grade A+ Battery & Upgraded 100A BMS】The high-level battery management system (BMS) provides overcharge, over-discharge, over-current, and short-circuit protection to ensure long-term safety and stability. High-temperature cutoff prevents charging above 145°F (65°C), making it safer than lead-acid alternatives. It can adapt to a wider range of temperature environments, making it an outdoor advantage as an RV battery. 【Up to 61.44kWh Scalable Energy Storage】Supports 4S4P configuration, enabling up to 51.2V 1200Ah and a massive 61.44kWh energy system. This lithium-ion battery scalable power solution is perfect for home solar storage, marine, emergency backup, RV camper and sea travel, off-grid applications, etc. can easily meet high energy needs. 【Low Temperature Cut off Protection】The integrated BMS automatically cuts off charging under low temperature conditions, preventing irreversible battery damage and ensuring service life in extreme climates. HumsiENK provides five-year solutions for all batteries. 24-hour friendly and professional customer support, if you have any questions, please feel free to contact us for help. 【Wide Application】Ideal for home energy storage, UPS backup power, RV, camper, golf cart, trolling motor, yacht, solar system, digital/CCTV camera, DIY project, etc. Versatile solution for both leisure and professional use. Overview Brand : HumsiENK Voltage : 12.8 Volts Manufacturer : HumsiENK Show more