‎DJLBERMPW 12V 30Ah Lithium Battery 12V LiFePO4 Batteries 384W Load Power 4000+ Deep Cycle Lithium Iron Phosphate Battery Built-in 30A BMS Power Wheels Batteries for RV,Fish Finder,Emergency Light

【Superior Performance】: Lithium iron phosphate battery has high energy density, Long cycle life, Good safety performance, No memory effect, etc. NERMAK LiFePO4 battery has built-in BMS protection to prevent overcharge, Over-discharge, Over-current and short circuit, and excessive low self-discharge rate ensuring up to 1-year maintenance-free storage. 【Long life & light weight】: 2000+ cycles of lithium-ion batteries are no problem, while traditional lead-acid batteries only have 200-500 cycles. The battery does not contain acid, which is safer and more environmentally friendly than lead-acid batteries. Our lithium iron phosphate battery weighs only 8.4 pounds, which is only 1/3 of the weight of a lead-acid battery.  【Widely Uses】: Widely uses in most areas such as: Wheelchair, UPS, Emergency Lighting, RV/outdoor camping, Marine, Scooter, Fish finder, Kayak, Computer Power Backup, Tool trailer, Off-Grid applications, Solar Panel Wind Energy Storage and so on. 【Expansion and Recharge】Can be connected in series or parallel, in series, Up to 4 identical batteries can be connected，Quick charge by 20A , and heavy-duty output discharge up to 30A continuous and 3C Pulse.