Ring B08C9TYQDC Plug-in Adapter for Doorbell WiredCompatible with Ring Video Doorbell, Ring Video Doorbell (2nd Generation), Ring Video Doorbell 2, Ring Video Doorbell 3, Ring Video Doorbell 3 Plus, Ring Video Doorbell 4, Ring Video Doorbell Pro, Ring Video Doorbell Pro 2, Ring Video Doorbell Wired or Ring Alarm Outdoor Siren.Plug your Video Doorbell into a standard indoor socket for 24/7 power and protection, even if your home doesn’t have existing doorbell wires.Set everything up in minutes with the Plug-In Adapter and never worry about hardwired installation or dead batteries.Includes a 6-metre cable with clips and comes with built-in short-circuit protection.Connects to standard indoor electrical sockets. Power input: 100–240 V AC, 50/60 Hz, 0.5 A / Power output: 24 V DC, 0.5 A, 12.0 W