Convenient operation: one-click to open the scene or device High durability: button life can reach 500,000 times Long battery life Multi-function operation: supports single click, double click, long and other different commands Multi-scenario application: can be magnetically attached to metal, or can be held in hand Input power: CR2032 button battery (without battery) Communication: Zigbee 3.0 Standby current: 20uA Operating temperature: -10℃~45℃ Operating humidity: Less than 90%RH Button life cycle: 500K Colour:Gray Material:ABS Package Contents: 2 x Switch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.