Visual Door Viewer SFDD1
2.8INCH LCD Screen
120 Degree angle
Door bell function
Micro SD support
Battery 1.5V AAAx4
Night Vision: Yes
Internal storage: 8MB
Screen Spec: HD 320*240
Pixel: 30M
View angle: 100°
Infrared night vision: yes
Storage: Internal storage
Door hole diameter: 14-28MM
Suitable door thickness: 35-120MM..