Wireless HD WIFI Smart Electronic Cat Eye Video Doorbell Remote Video Intercom Monitoring Infrared Alarm Wireless HD WIFI smart electronic peephole video doorbell remote video intercom Product color: black Material: ABS+Zinc Alloy Applicable door: about 40-110mm Applicable doors and windows: about 15-50mm Display size: about 136 x 83 x 14 mm Door viewer size 62 x 62 x 15 mm Product weight: 1.05kg feature: 1. Integrated all-metal casing, compact structure and high reliability. 2. CMOS sensor, full glass 1MP lens, supporting multiple video formats up to 1280 x 720p. 3. Support PIR human motion detection to ensure home safety. 4. Wide dynamic low light function, support automatic blackening. 5. Two 850nm infrared lamps, infrared distance 1-2m, using PMW spectroscopy technology. 6. 4.3 inches low 8-bit TFT LCD display, built-in 36 kinds of ring tones, 5 levels of volume adjustable. 7. Support video mode or photo mode, automatic shutdown function, support manual capture. 8. IP55 waterproof rating, it can be used even in rainy weather outdoors. 9. Equipped with DC3.7V 1800MAH lithium battery, low power consumption, long standby time. 10. It is convenient to install through the observation hole reserved on the door. 11. EEPROM data storage method, the stored data will not be lost after the power is off, and the maximum support 32G high-speed memory card.