... test 2.high conversion rate,low temperature 3.Short-circuit,Overload protection prompt 7.2V 1A Charger 7.2V 1A lead-acid battery charger ... slowly decreases, less current is reduced to 0.05C, the battery is full, the charging process Red light, green light filled ... %RHStorage temperature,humidity-10°C~+60°C,20%~90%RH 7.2V 1A Universal Charger