The Retrofit Kit lets you easily replace your original Ring Video Doorbell with the new Ring Pro, so you can conceal any reminders of your previous device.
4.4 in. x 1.75 in. x 0.2 in. (11.2 cm x 4.5 cm x 0.5 cm)
Ring Video Doorbell Pro
Pro Retro Fit Adapter Plate, Mounting Screws and Anchors, Mounting Bolts
1-Year Limited Warranty