Designed specifically for Ring devices, DIN Rail Transformer (2nd Generation) allows you to hardwire compatible Ring Video Doorbells to your mains circuit using existing doorbell wiring, for non-stop power and protection. 

• Compatible with Video Doorbell Wired, Video Doorbell Pro and Video Doorbell Pro 2

• Installation by a qualified electrician recommended

• DIN Rail Transformer (2nd Generation) is not compatible with mechanical or digital chimes