ZTTEK NEW ENERGY delivers safe lithium iron phosphate battery solutions for Telecom application. Built-in BMS with Charging current limitation Built-in automatic protection for over-charge,over-discharge and over-temperature conditions State of charge and state of health indication Built-in battery control for efficient operation Internal cell balancing Compatible with standard Telecom rectifiers Maintenance free We also sell Portable Power Station, Power Wall Battery, Pouch Cell, 5G Base Station Backup Power System,Electric Scooter Lifepo4 Battery Pack... Welcome to our store selection Size: