... quality,prompt 16.8V 800mA Charger16.8V 800mA Lithium battery charger (Li-ion battery for 4 series) constant voltage and constant current charging ... slowly decreases, less current is reduced to 0.05C, the battery is full, the charging process Red light, green light filled ... °C~+60°C,20%~90%RH 16.8V 0.8A battery charger 0.8a