Description:This 1-gang smart WiFi touch switch supports maximum power of 400W that can work with most lights with dimming function. This dimmer provides the maximum amount of stepless dimming range, user can dim the light to save more electricity and extend bulb life. Voltage: AC 100-240V voltage. When installing, this WiFi touch switch need to connect to a neutral line.Features:Made of flame-resistant ABS shell and toughened glass panel that ensures a good durability. Remote control. Users can use a smartphone to remotely turn on/off lights or adjust stepless brightness anytime and anywhere via APP. Voice control. Users can also control this WiFi light dimmer via voice through Alexa/Google device to turn on/off the light and adjust the brightness. Luxury and fashion design that can be well fit into most places with different decoration style. Timing function. Support timer on/off function and it can set many groups of timer settings. Support network off work function, the timer setting can work as usual even if the network is shutting down. One switch can be controlled/shared by multi-phones and one phone can control several switch. Specification:Condition: 100% Brand NewMaterial: Flame-resistant ABS + toughened glassItem Color: WhitePlug: EU standardRated Voltage: AC 100V-240V, 50/60HzMax. Load: 400W/gang (Resistive load)Max. Working Current: 2AStandby Consumption: 0.1mAWi-Fi: 2.4GHz, IEEE 802.11 b/g/nWireless Range (the distance between wifi router and dimmer): <30m/98ft (Indoor)OS Supported: For Android and iOSApplication: LED, Incandescent lamp, halogen lampPower Supply: Neutral and Live wireWork Environment.: 0~80, 10~93%Certification: CE, RoHS, FCCPanel Size: approx. 8.7 x 8.7cm / 3.43 x3.3inchPackage Weight: approx. 207gPackage Included:1 x WiFi Touch Light Switch1 x User Manual2 x Screws Note:1. When installing, this WiFi touch switch need to connect to a Neutral line.2. This dimmer only supports to adjust the light brightness, it can not change the light color.3. The light connect with this dimmer must support diming function.