1、3inch digital display video door bell with indoor receiver and peephole camera transmitter 2、200MP HD professional security camera with 120° wide view angle and clear night vision function 3、PIR motion detection, automatic photography and video recording with sound 4、Support up to 32GB Micro CD Card. With very long standby duration 5、Suitable for 40-105mm door thickness range, 14-50mm peep hole range Description: This is a 4.3inch display video doorbell with receiver and peephole camera transmitter. It is of 200MP HD resolution, motion detection function, clear night vision, 120°wide angle lens. It's easy to use and install, and how about have a try. Features: 4.3inch digital display video door bell with indoor receiver and door viewer camera transmitter. 200MP HD professional security camera with 120° wide view angle and clear night vision function. PIR motion detection, automatic photography and video recording with sound. Support up to 32GB Micro CD Card. With very long standby duration. Suitable for 40-105mm door thickness range, 14-50mm peep hole range. Specifications: Model  M-100 Color  Blue, Champagne(optional) Screen   4.3 Inch Resolution  2MP Visual Angle  120° Night Vision  850nm IR LED PIR Sensing Distance  2-3m Current   0.15mA Photograph/Recording  Automatic Card Storage  Max 32GB (not included) USB Charging  Support Power Supply  Built-in 1800mAh Li-ion Detachable Battery Peep Hole Range  14-50mm Door Thickness Range  40-105mm Theoretical Standby Time  45 days (under automatic restart and shutdown) Fixed Method  Double screw and adhesive Indoor Receiver Size  Approx. 13.5* 9.5* 1.5cm/ 5.3* 3.7* 0.6in Outdoor Transmitter Diam.  Approx. 6cm/ 2.4in Weight  Approx. 555g Package Included: 1 * Indoor Receiver 1 * Outdoor Transmitter 1 * USB Cable Other Accessories