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Wholesale 433Mhz Wireless Door Sensor for GSM Home Security Alarm System
| 433Mhz Wireless Door Sensor for GSM Home Security Alarm System Wireless Door Window Magnet Sensor Detector Alarm (433Mhz) It will work with most standard security system. Pull out the antenna of the magnetic detecto: 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. 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 nee to immediately change the battery. Work Distance: 300 meters Input Voltage: 12V DC Work Frequency: 433Mhz Encoding: Jump hat pin Size: 71 x 36 x 15 (mm) / 2.8 x 1.4 x 0.6 (inch) Oscillation resistance jump cap options Power supply: Battery (12V DC included) Package 433Mhz Wireless Door Sensor |
