433MHz Wireless Magnetic Switch Door Window Alarm Sensor
When an unexpected intrusion occurs, the sensor will send a signal to the host, the host will immediately call or send SMS to inform the owner.
This Door sensor cannot be used alone, It needs to work with the panel which is the same as this sensor’s parameter(433MHz).
Both door opening and closing can be detected
With tamper function
Type:433MHz New Door Window Alarm Sensor
Voltage:3V Button Battery(Already includes for your convenient use)
Under Voltage Monitoring:7.5 V+/-0.5V
Emission Distance:>=120 m (Open area)
Working Temperature:-10℃ ~50 ℃