**Independent Battery Charger Slot -Charge 1.2V NiMH or NiCD AAA/AA rechargeable batteries at any time without having to charge only in pairs. **Refresh Cycle Rechargeable Battery Charger: Easy to use with cycling function, discharge and fully charge your cells to extend their life and overall performance, especially deep cleaning of Nicd rechargeable batteries, useful and good for the environment instead to use disposable batteries. Package Contents: 1X 8 slot battery charger + 8 x AA Ni-MH 3000mAh Rechargeable Batteries with 8 x 1100mAh AAA Rechargeable Batteries + 4 x Battery Case. (The battery housing stops batteries from shorting or unwanted discharges and ensures optimal storage and protection.)