Door/Window Sensor magnetic ACJ-101R

Door/Window Wireless Sensor magnetic ACJ-101R *The sensor cannot be used alone,it needs to be used with the alarm host  Intelligent detection the door or window Small size and light weight, perfectly integrated into the home environment       Brand Name ACJ Model Number ACJ-101W Certification CE; ROHS Network WiFi Product name Tuya Wifi Door Sensor Color White Material ABS Power Input DC 3V Battery 2*1.5V AAA battery Standby Current 30μA Alarm Current 35mA Alarm Output LED indication, App push Special Feature Low battery warning WiFi Standard IEEE 802.11b 2.4GHz