This sensor can't be used independently,it need to connect to the alarm host.
This door /window sensor works well with any door window or opening. When alarm is triggered (separated) an alarm signal will be sent to the system controller for appropriate response. If connected to a WiFi GSM alarm system low-battery alerts via SMS text messages will be available.
1. Before installation, please test the Door Sensor button range first. It is not advised to mount the transmitter onto metal surfaces as the material can block RF signals between the transmitter and the receiver.
2. Put the correct location of 2 parts of the door/window sensor as an instruction booklet.
3. Stick to the correct location on the door/window.
4. Use the alarm HUB/TUYA app. to pair the door sensor.
Features:
Tamper switch
With Unclosed door / window notification.
Door/window contact sensor
Easy Installation
Low power consumptionlong battery life for standby