Home Battery Charger For 1.2V 2 X AA and 2 X AAA NiMH Rechargeable Battery Charging time estimation: charging time(h) = 1.3 - 1.5 x battery capacity(mAh) / charging currency(mA) Input: AC 100V - 240V 50/60 Hz Output: DC 1.4V 200mA(AA) Don\'t use it under high temperature or dampness. It is only suitable for 1.2V 2 X AA and 2 X AAA batteries.