Wireless Door and Window Sensor Contact Door and Window Magnetic Detector, 433MHz
justgreenbox.com

Wireless Door and Window Sensor Contact Door and Window Magnetic Detector, 433MHz

$14.30
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Features:  1. Using ultra-low power program-controlled processing technology.  2. Using the No. 2 AA general-purpose battery, it is easy to buy, and the battery life exceeds 2 years.  3. Automatic status report.  4. Timed reports of doors and windows not closed properly.  5. Anti-disassembly alarm.  6. Wireless transmission frequency 433.92.  7. The wireless transmission distance is 150m.  8. Built-in antenna design, exquisite and exquisite.  9. Transmission method: wireless transmission.  10. Alarm output: alarm report, tamper report.  Specification:  Working voltage: 3V (2 AAA alkaline batteries) ( Not Included Batteries );  Wireless transmission distance: ≥150 meters (open space);  Transmission frequency: 433.92MHZ/315MHZ/868.4MHZ (optional);  Launch agreement: 1527;  Static current: ≤12μA;  Emission current: ≤15mA;  Working environment: -10℃-50℃ (14℉-122℉);  Tamper-proof switch: normally closed;  Single weight: 50g;  Product size: 72*30*19mm / 45.5*15.5*14mm;  Introduction:  Th

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