Key Features . Compatible with Ring Video Doorbell 2Compatible with Ring Spotlight Camera with BatteryCompatible with Ring Spotlight Camera SolarCompatible with Ring Stick Up Camera with BatteryCompatible with Ring Stick Up Camera SolarCompatible with Ring Door View CameraRing Door View Camera Never be without power with the Ring quick release battery pack! Compatible with the Video doorbell 2 and Spotlight cam battery you can have peace of mind that you\'ll always have backup power. Always have backup Battery Power Get a second Battery Pack for your Ring Video Doorbell 2 Spotlight Camera Battery or Spotlight Camera Solar and you'll never worry about running out of power. With typical usage the Battery Pack will keep your device charged for up to six months. To charge your device simply press the tab to release the Battery Pack and connect it to a micro-USB cable. Specification Power Micro USBType Lithium Ion BatteryColor GreyDimensions 7 cm. x 4.5 cm. x 2.25 cm. (2.75 in. x 1.75 in. x 0.9 in.)Warranty 1 Year.