Features: 1Zigbee intelligent switch using ultrathin panel supports touch control and voice control. 2WiFi remote control no directionality unlimited distance suitable for home office etc. 3The neutral and live wire design can directly replace mechanical switches easy to install. 4Low power consumption standby energy saving and safety quick response speed no delay. 5Antithunder antisurge stable and reliable and effectively protect the circuit. Specification: Item Type: Light SwitchMaterial: ABS+Zinc AlloyWeight: Approx. 160g / 5.6ozProduct Size: Approx. 8.6x8.6x3.2cm / 3.4x3.4x1.3inRated Current: 20AWireless Standard: Zigbee V3.0Control Distance: Unlimited (Under 2G/3G/4G/WiFi Network)Applicable System: For IOS 8.1/Android 4.1 and aboveWIFI Remote Control: Turn on/off the lights from anywhereVoice Control: For Amazon Alexa for Google HomeVoice Control Independent Control: Control each mode separatelySync Status: Real-time device status provided on the deviceApplication Timing Function: Set the appointment/countdown function turn on/off at the specified timeScope of Application: Home office etc.Features: Low power consumption standby energy saving and safety; quick response speed no delay; anti-lightning anti-surge and effective protection of the circuit Package List: 1 x Switch Socket1 x Manual2 x Screw Note: 1. Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.3. For electrical maintenance and installation be sure to ensure that the operator has electrical work qualifications and take necessary power‑off and insulation protection measures.