Brand : GoopModel : GD-825100% Genuine productThis charger can charge 2-4pcs AA/AAA Ni-MH/Ni-CD rechargeable batteriesCharge for 2pcs of batteries in series. It can not charge single batteryTwo LEDs shows the charging situation of the batteries in red colour, but it will not turn off when battries are fully chargedIntelligent charging with over-voltage, over current, over-temperature, short-circuit protection, ensure the safety of the charge.Input : 100-240V AC 50/60 HzOutput : 2.4V DC 400mA (AA200mA×2 AA200mA×4, AAA100mA×2 AAA100mA×4)Weight : 100gDimensions : 7.8 cm x 6.2 cm x 4.1 cmNote : 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 ue only.