liitokala 43.8v 2a lifepo4 batteries pack charger output for 12s 36v electric bicycle battery lfp

feature: 1. three-stage charging mode-constant current, constant voltage, trick current (or floating) 2. safety design, short-circuit protection, over-current, over-voltage current automatic monitoring, conversion of charging methods 3. high-precision current and voltage lock to ensure full charge without overcharging 4. over current, over voltage, short circuit protection, safe and reliable 5. the conversion efficiency is> 90%, and the volume is small. light. efficient and environmentally friendly red---charging green---fully charged, the battery will automatically sand turn green when fully charged.