Multifunctional Home Security 3.5 inch LCD Color Digital TFT Memory Door Peephole Viewer Doorbell Security Camera Features: Mini outdoor camera. 3.5-inch LCD color screen. OV Industrial High Definition Color Image Sensor. 120 degree actual viewing angle. 24 hours monitoring. Description: This digital peephole viewer is ideal for your home surveillance. LCD Display and 120 degree wide angle lens, you could check who the visitor is. High definition color sensor with 3.5 inch LCD Display OV HD Color Sensor, 120Lens, Clear Image. No camera and video functions Descriptions: LCD screen: 3.5 inch Touch Screen Sensor: 2 Mega CMOS Sensor Door Hole Range: 14-28mm Door Thickness Range: 35-100mm Keyword: digital door viewer Door hole diameter: 14-28 mm Door Thickness: 35-100 mm Diameter (camera outdoors): 30 mm Resolution: 720P Type: magic eye Material: Zinc Alloy Type: Digital Doorbell Function: Energy saving, Low Power Alert Power supply: 4pcs AAA batteries (not included) Size: 115x62x20 mm Color: black & silver 1 x Peephole 1 x Display One bag of screws 1 x User Manual