Atibal Illumination 18650 USB Rechargeable Batteries 1 Pair Black. The unique design of these Batteries from Atibal allows you to recharge (U + S) and then use (U - S). This Atibal Rechargeable Illumination Batteries isn't just a charging accessory; it's an essential lighting source that keeps the Atibal illuminator powered. But the Atibal Illumination Rechargeable Lithium Ion Batteries also include a built in micro-USB charging port that can be used to recharge other smaller Li-Ion rechargeable batteries and flashlights. These are incredibly convenient easy and fast to recharge but they also offer the capacity to charge other electronic devices (up to a tenth of a milliamp hour). Order the Atibal Illumination USB Rechargeable Batteries 2 Pack to keep your devices lit - and your computer - at all hours Specifications for Atibal Illumination USB Rechargeable Batteries: Manufacturer: Atibal Color: Black Battery Quantity: 2 Power: 3.6 volts Battery Chemistry: Lithium-Ion Package Contents: Atibal Illumination USB Rechargeable Batteries Atibal Ai-650B-USB: Illumination 18650 USB Rechargeable Batteries 1 Pair Black