Motion Detection Door Bell with 3.97in Color Display and 1080P Peep Hole Camera
Feature: 1. Item Type: Video Door Bell. APPLICABLE SIZE: Suitable for 15‑30mm door hole, 35‑80mm door thickness. Wide Angle: 135°. Suitable Door Hole: Approx. 15-30mm / 0.6-1.2in. If you do not receive our reply within 48 hours, pls.