Information: CITYORK 8 Pack 1.5V USB AA 3000mWh Lithium Rechargeable Battery, Fast Charging, Can Be Cycled 1200 Times Micro USB CHARGING: Directly plug a Micro USB into the input for quick and easy charging. Connect to an AC adapter, power bank or computer, and fully charge in around 1 hours. Long lifecycle will allow over a 1200 uses LED INDICATORS: When charging, the red LED will blinks and will then LED remains on once it is fully charged. Conveniently see the charging status of each battery More widely use: controls,keyboards,mice,toys,flashlights,electric toothbrushes,induction lights and radios. Package: 8 x USB AA 3000 batteries and 2 x 4-in-1 Micro USB cable,2 battery case.