2.8 Inch LCD Digital Peep Eye Doorbell 90 Degree Door Eye Door Viewer Camera Night Vision Photo Doorbell Monitor ,Smart Detection

[Signal Penetration] Never worry about no signal and no sound [Connect without wiring] The doorbell is connected to the battery, and the signal is stable! [Large wide-angle twice the field of vision] The picture outside the door/yard/corridor/aisle corner is clear at a glance! [Human body sensing, abnormal reminder] connection, 24-hour automatic abnormal sensing capture, video (need to be equipped with a storage device) and push abnormal information to the mobile phone at the same time, always reminding [Infrared wide-angle high-definition night vision] Avoid blind spots and blind spots, adopt intelligent infrared recognition, and automatically switch to night vision mode when the light is insufficient, allowing you to see any abnormalities outside the door at night and monitor the safety of the whole family