Welcome to our store！</br>1、By using dual conductive shields, visible light interference and radio frequency interference can be blocked. 2、The detection speed is 0.3-1.0 m/s, and the detection sensitivity can be switched in three gears of H/M/L. 3、IP54 waterproof, indoor/outdoor wall-mounted installation, the installation height is recommended to be 2.5meters/8.2ft. 4、Can be used with a host (not included). When the infrared sensor detects an abnormal intrusion, it will be transmitted to the host via a wired signal, and the host will push alarm information to the user. 5、Can be used with sound and light alarm. When infrared sensor detects abnormal intrusion, it will be transmitted to sound and light alarm via wired signal, and the sound and light alarm will send out a high tone to deter the thief. <p class="wang-edit-text">Item Type: Passive Infrared Detector Material: ABS Installation Height: Approx. 2.5m/8.2ft Detection Speed: 0.3-1.0 m/s Sensitivity: H/M/L option Alarm Period: 2±1s Alarm Output: Normally open /normally closed, 28VDC 0.2A Anti-Demolition Switch: NC Pulse: 20±5s Warm-up Time: 60 seconds Power Input: 10.8-13.2VDC Current: Maximum 25mA Installation: Wall-mounted (indoor/outdoor) Humidity: 95% Waterproof: IP54 <style> .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }</style> 1 x&nbsp;Infrared Detector1 x Manual 2 x Screw Satisfaction - Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactoryaftersalesservice</br>