Title: Aqara E1 Smart Wireless Switch Wall SwitchZigbeeIntelligentDualControlOne Key Control Extreme Single-click Mode 2 Years Long Battery Life Features Easy Intelligent Dual Control.There is no need to move around to switch the lights on and off, with the wall switch to achieve intelligent dual control, you can turn off all the lights in the home with one key even on the bed. Dual Platform Intelligent Linkage.Access the dual platforms of switch HomeKit and MIoT, and match the devices at home to achieve more convenient and interesting intelligent linkage. One Key Control.Before going out, lightly press the wireless switch E1 to turn off the air conditioner, the whole house lighting and the living room fan. 2 Years Long Battery Life,Low Battery Reminder. Lower Power Consumption,Higher Stability. Specification Product nameWireless Switch E1(wall-mounted single-button version),Wireless Switch E1(wall-mounted double-button version) Product modelWXKG16LM,WXKG17LM Product size86 x 86 x 15mm Wireless connectionZigbee Battery specificationCR2032 Operating temperature0~40 Operating humidity0%-95% RH,no condensation Implementation standardGB4943.1-2011 Package List 1*Wireless Switch E1 1*Manual Note This switch has to work with Xiaomi Gateway 2 or Aqara gateway ,in order to achieve smart remote control function ,which serves for other Xiaomi smart devices. Please download APP from the user manual's QR code( Download APP from the switch Store or Google play) The wall switch can connect the wire, can control any bulb throught the wire; while the wireless key cannot wired, only can control xiaomi smart bulb or light through ZigBee.