Description: 1. This charger supports 2 or 4 AA/AAA NiMH/NiCd rechargeable battery charging. 2. Micro USB charging interface, support for computers, mobile power, car, charging adpter, etc. 3. Automatic identification of nickel-hydrogen (Ni-MH), nickel-cadmium (Ni-CD) batteries and disposable non-rechargeable batteries 4. Over-temperature protection, battery protection, over-current protection, short-circuit protection, over-charge protection, over-voltage protection, and leakage protection. 5. With LED indicator charging light, you can always know the charging situation with quick glance. Specification: Material: ABS Size: 92 x 63 x 26 mm / 3.62 x 2.48 x 1.02 inch Interface: Micro USB Package Includes: 1 Piece 4 Slots USB Battery Charger 1 Piece User Manual 1 Piece USB to Micro USB Cable Note: Please allow slightly difference due to manual measurement. Color may be slightly different since different monitor