1、PROFESSIONAL DESIGN Equipped with version for zigbee, it needs to be used with a gateway for zigbee, which can be used in a variety of application scenarios. 2、MULTIPLE WAYS OF USE It can be used in a wide range of scenarios, and it can be used as an SOS button, a wireless switch, or a doorbell. 3、VARIOUS CONTROL METHODS It has three button states: single click, double click, and long press, so as to control the equipment of the family. 4、THREE CONTROL DESIGN Supports simultaneous control of three or three sets of devices, such as one click to turn on/off the floor lamp, double click to turn on/off the air conditioner, long press to turn off all home appliances, etc. 5、SIMPLE OPERATION METHOD One key to turn on the away from home mode, you can intelligently control the electrical appliances to automatically turn off when you leave home, switch to the alert mode, and start monitoring the home state. Item Type: Wireless Switch Product Size: Approx. 5.5x5.7cm / 2.2x2.2in Material: ABS Weight: Approx. 60g / 2.1oz Battery Parameters: 3.7V 450mAh Lithium Battery (Battery Included) Working Temperature: -20°C-70°C Working Humidity: <85%RH Connection Method: For ZigBee Three Key States: Single Click, Double Click, Long Press. Single Click Function: One Second Short Press Double Click Function: Double Click Long Press Function: Three Seconds Long Press Reset Function: Ten Seconds Long Press 1 x Host 1 x USB Cable 1 x Chinese and English Manual