DJLBERMPW 12V 50Ah LiFePO4 Lithium Battery (2 Pack) Built-in BMS, 4000+ Deep Cycle Lithium Iron Phosphate Rechargeable Battery for Solar, RV, Marine, Boat, Camping, Trolling Motor, Home Energy Storage - 12V 50Ah-2 Pack

• 【Superior Performance】 Lithium batteries 12V has high energy density, long cycle life, good safety performance, no memory effect, etc. Our LiFePO4 battery has built-in 50A 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. One 50Ah battery is close to a 12V 100Ah lead-acid battery about energy. 【Long Service Life】 12V 50Ah LiFePO4 battery can be recycled up to 4000~15000 times and provide up to 10 years of service life. Deep cycle marine battery 12V are made from non-toxic, non-hazardous materials and do not contain harmful substances such as acid, making them more environmentally friendly and you can safely install them in any location. 【Power On the GO】 12 volt RV battery has an extremely lightweight 13.2 lbs, only 1/3 weight of lead-acid batteries but the same capacity! It will be easier to maintain, move and take on the go. Enjoy outstanding charging efficiency with the simple and speedy setup. 【Capacity Expansion】 12V 50Ah lithium battery can be connected in parallel and series for larger capacity and voltage. Allow to be extended up to 4 in series and 4 in parallel (Max 4S4P) to get more capacity (Max 200Ah) and higher voltage (24V, 36V, 48V). Other installation methods: 4S2P, 2S2P, 3S2P, etc. 【Wide Applications】 Our lithium ion battery is widely used in emergency lighting, solar/wind energy, marine, boat, Kayak, RV, fish finder, electric wheelchair, camping, golf cart, trolling motor, backup power supply, Off-grid applications, etc. 【Superb After Service】We provide the safest battery and the most professional service to every customer. If you have any questions, we'll offer one-on-one technical support to analyze consumers' problems within 24 hours. (Please use LiFePo4 special charger, with a fully automatic SLA charger may not be fully charged.)