Batteries
3.65V Replacement Ring Video Door Bell Camera Video Cells 6040mah Lithium Battery Power Bank V4 Rechargeable Batteries
3.65V Replacement Ring Video Door Bell Camera Video Cells 6040mah Lithium Battery Power Bank V4 Rechargeable Batteries
https://www.bizrate.co.uk/batteries1/3-65v-replacement-ring-video-door-oid35000807122.html