Home smart cat's eye video doorbell $ 39.49 product name: Damini Smart Electronic Peephole Door Viewer screen size: 4.3 inches (display) Operation method: button Viewing angle: 140 Photo/ camera: stand by Output format: JPG Storage type: TF card Host size: 136mm83mm13mm Slave size: 62mm*62mm Camera pixel: 100Ten thousand Power supply: lithium battery Door hole range: 15mm-45mm Suitable for door thickness: 35mm-110mm
