Designed to replace the lead-acid models,this lithium iron phosphate batteries are widely used in UPS and energy storage systems. it is also suitable for applications such as RV battery.It can operate over a wide temperature range of -20 to +60 degrees Celsius. They are approximately 1/3 the weight of an equivalent lead-acid battery and have a built-in BMS (Battery Management System) with overload, overcharge, over discharge, balancing and high temperature protection.