<b>POWEROWL Rechargeable D Batteries with 4 Bay Battery Charger, USB Quick Charging, for AA AAA C D Ni-MH Ni-CD Rechargeable Batteries</b> <br> <br> <b>Powerowl Rechargeable D Batteries Parameters:</b> <br> Dimensions: 2.6 x 1.3 x 1.3 inches<br> Battery Cell Composition: NiMH<br> Voltage: 1.2V<br> Battery Capacity: 10000mAh<br><br> <b>Powerowl Battery Charger Parameters:</b> <br> Weight: 215g (7.6 oz) <br> Input: 100V - 220V AC 50/60Hz <br> Fast charge-slot1/slot2, output 1600mA/slot (there is no battery in the 3 and 4 slots at this time); Normal charge-slot1/slot2/slot3/slot4,output 900mA/slot<br> Operational Environment: Temp: 0-35 ℃ Humidity: ≤95％ <br> Storage Environment: Temp: -25～+60℃ Humidity: ≤85％ <br> <br><b>Smart indicator lights:<br> <br> <b> -Light red: the batteries are charging <br> -Light green: the batteries are fully charged <br> -Light flashing: the battery is damaged <br><br> <b>Note:</b> <br> -The fast is mainly used to charge the C or D battery. It is not recommended to use the fast charge mode for AA AAA -Align the positive and negative electrodes of the batteries before charging. <br> -Use the Powerowl battery charger in a dry and cool place with a temperature range of 0 ℃ -45 ℃ <br> -It is a normal phenomenon that the battery charger gets hot when working <br> <br> <b>Package:</b> <br> 4 *D Rechargeable Batteries <br> 1 * Powerowl 4 Bay Battery Charger <br> 1*USB-Micro cable<br> 1 * User's manual