iZtouch -8 Packs - Universal 433MHz GSM Wireless Magnetic Contact Sensor Window Door Entry Detector For Home Office Security Alarm System, Accessories for Wireless 433MHz IP Camera
<p>These wireless door/window magnetic sensors are used to protect the opening of both doors and windows. If a burglar opens the protected door or window, a magnetic switch inside the sensor, will trip, which sets off the security system. Install one at every entrance to make sure your home is protected. Each sensor is supervised (self-checking) for professional reliability and offers you choice in design and performance. It will work with most standard security system which is using 433MHz receiver.</p><p>LED Indicator:<br /> Pull out the antenna of the magnetic detector: When the door or window is opened from the closed position, LED 1 will turn to red for 2 seconds, the magnetic detector will be triggered and will send alarming signal to the main unit.<br /> Indication of low battery: When the voltage of battery is less than 7.5V, LED 2 will straightly turn on red light. At this time, you need to replace a new battery immediately.</p><p>Specification:<br /> Power Requirements: DC=12V-8.4V (23A DC=12V Battery Included)<br /> Current Consumption: less than 20uA; less than 15mA while transmitting<br /> Transmit Frequency: 433MHz<br /> Transmit Duration: less than 1s<br /> Transmit Distance from host: more than 80m (no obstacle)<br /> Installation: less than 15mm between part A and part B<br /> Coding Type: Fixed Code<br /> Dimension (LWH): 71x36x15mm<br /> Operating Temp: -10 ~ +40 centi degree<br /> Humidity: less than 90%<br /> Shell Color: White</p><p>Package Included:<br /> 8x Magnet Sensor<br /> 8x Battery<br /> 8x Double-sided Stickers</p>