Door Sensor/TAG is a multifunctional device with audio and visual indications. It can be used to find misplaced things like keys and remotes at home. It can also be used as a door sensor. Just attach it to a door or window which needs to be monitored. It can also be configured to detect presence and absence of family members and pets. TAG runs for more than an year on a replaceable coin cell. Door Sensor helps in monitoring the opening and closing of the doors and windows. It also provides the real time state of the door/window on which it is installed. Apart from sensing door, it can also be used as a presence sensor or a remote button. Parameter Details Power Source 1 CR2032 Battery Operating Temperature 0°C to 45°C Wireless Protocol WiZN’s Glu Dimensions 40 X 40 X 10 mm Weight 16 grams Color White