【Longer service life]】BtrPower lithium-iron batteries can continue for more than 3000 cycles, while traditional lead-acid batteries usually only last for 200-300 cycles,The service life is more than 8 times that of lead-acid batteries 【Lightweight and compact】 The 10Ah lithium battery weighs only 2.2 pounds, which is only 1/3 of the weight of a lead-acid battery, easy to move and install 【10A BMS Protection】 Built-in 10A Battery Management System (BMS) that can protect it from overcharge, over-discharge, discharge over-current, short-circuit, cell voltage self balance. It can increased battery‘s performance and longer life 【Capacity expansion]】It can be connected in series or in parallel. When connected in series or parallel, up to 4 identical batteries can be connected. It can support fast charging or solar panel charging 【Widely Uses】Widely uses in most areas such as：Emergency Lighting (LED strip etc), RV/outdoor camping,12V router, Power wheels, kids ride on toy car, Scooter, Fish finder, Small UPS, Backup power, Radio, Home Alarm,remote camera, Fire Security Systems, Solar/Wind power and etc. 12V 10Ah Auto Battery