Features:This charger can charge 2-4 pcs AA/AAA Ni-MH/Ni-CD rechargeable batteries.Two LEDs show the charging situation of the batteries in red color、but it will not turn off when batteries are fully charged.Charge for 2 pcs of barreries in series、it can not charge single battery.The constant current and voltage keep the battery longer using life. Specifications: -Input:100-240V AC、 50/60HZ-Output:2.4V DC 400mA-AA 200mAx2 AA 200mAx4-AAA 150mAx2 AAA 150mAx4- Size:80x65x30 mm.-This product Without batteryCaution:*Don't charge 1.5v alkaline or carbon battery、otherwise will leak or cause explosion*Don't mix charge different specifications or capacities batteries*Indoor use only