Brand VIWIPOW Model N/A Color Silver + blue Material Plastic Quantity 1 Charging Battery Type AA and AAA battery Charging Battery Qty 4 Plug Type US Plug Input Voltage 110~240 V Output Voltage 4.8 V Output Current 500 mA Other Features AA battery: :NI-MH 2500mAh1.2V 2200mAh actual capacity; at least 1000 times of cycling life. The LED indicator will be off when the batteries are fully charged. With over charge / voltage low voltage short circuit heat protection; automatically identify non-rechargeable and broken battery. Packing List 1 x Battery charge 4 x AA batteries