Good resistance to electromagnetic interference, will not false alarm under the influence of phones. Exquisite appearance design with high stealthiness. It is applied to detect objects with temperature, mainly for window, bedroom, living room, etc. Health product, low consumption, without any kind of radiation. Through the infrared detection technology, after sensing the thieves in the front of the three-dimensional space, send an alarm signal to the alarm host, the host sent a high-decibel alarm to frighten the thieves immediately, and secretly notify the user, Weight: 0.220462262 Pounds, Manufacturer: Yctze