LiTime 12.8V 320Ah Mini LiFePO4 Battery Built-in 200A BMS, Bluetooth 5.0, IP65 Waterproof, 4P4S Expandable, Max. 4.09kWh Energy, Perfect for RV, Trolling Motors, Marine

Space-Saving Powerhouse: 1/3 the size of standard 12V 300Ah batteries (32% smaller footprint!) but with 20AH HIGHER capacity. Ideal for RVs, campers, and marine vessels where every inch matters – fits seamlessly into tight battery compartments without sacrificing energy storage. Compact Yet Mighty: From weekend RV trips to off-grid cabins and emergency home power outages, this battery powers refrigerators, lights, and appliances with 2560W peak power. Lightweight design (compared to lead-acid) makes installation a breeze – the ultimate all-in-one solution for modern energy needs. Smart Bluetooth 5.0 Integration: Monitor voltage, SOC (State of Charge), and real-time performance via the free app – no wiring or extra hardware needed. Turn the battery on/off remotely during trips or check levels from your couch – perfect for off-grid living or preventing unexpected power drains. Tough Enough for Any Environment: IP65 rating withstands rain, sea spray, and dusty job sites – ideal for coastal homes, fishing boats, or desert campsites. Built-in -20℃ cold weather protection ensures reliable starts in Alaska winters or Canadian cabins – no performance drop-off in freezing conditions. Scalable & Self-Protective: Expand to 4P4S for 51.2V 1280Ah systems (perfect for large home backup setups). Automatic overload/short circuit protection resets instantly – no fuses to replace or breakers to trip. Worry-free operation for DIY energy projects. 5 Year Warranty: As the #1 LiFePO4 lithium battery brand on Walmart, LiTime LiFePO4 batteries come with a 5-year warranty! We also provide professional technical support and online customer service with fast feedback within 24 hours.You may also like LiTime 48V 100Ah LiFePO4 Battery 100A BMS Group 8D Lithium Battery Max. 5120W for Solar RV off-Grid.