Smart Video Doorbell Digital LCD 120 Degree Peephole,3.5 Inch Home Visual Monitoring Camera Door Viewers for Home Security System.
This post contains affiliate links. As an Amazon Associate I earn from qualifying purchases Specification: Type: magic eye Material: Zinc Alloy Type: Digital Doorbell LCD screen: 3.5 inch Sensor: 2 Mega CMOS Sensor Real view angle: 120 degree Function: Energy saving, Low Power Alert Power supply: 4pcs AAA batteries (not included) Door Hole Range: 14-28mm