Features: 1. Health product, low consumption, without any kind of radiation. 2. Good resistance to electromagnetic interference, will not false alarm under the influence of phones. 3. Exquisite appearance design with high stealthiness. 4. 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 through text messages or calls. 5. It is applied to detect objects with temperature, mainly for window, bedroom, living room, etc. Specification: Condition: 100% Brand New Material: ABS Color: White Detection Method: Low noise and high sensitivity dual rectangular infrared Detection Distance: 8 * 8m/26.2 * 26.2ft Detection Angle: 110° Installation: Adjustable for 1.1-3.1m/3.6 * 10.2ft Working Voltage: 11-16VDC Alarm Output: Normal close, 28VDC 0.15A Size: Approx. 90 * 66 * 52mm/3.5 * 2.6 * 2.1inch Weight: Approx. 100g Package list: 1 * Infrared Sensor Alarm 1 * Manual . Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.