Features: NO NEUTRAL WIRE NEEDED - Unlike many other brands, this Smart WiFi Touch switch does not need any neutral wiring hence can be retrofit into any application. VOICE CONTROL - Save yourself the effort of pressing buttons and give your voice command! Activated with the ENERJSMART skill in Alexa App, voice control of your lights or device switch will make your life easier and worry-free. Compatible with Amazon Echo/Dot/Tap and Google Assistant. TIMING FUNCTION - Schedule the intelligent Wi-Fi light switch to automatically power electronics on and off based on specific time you set; Power saving eliminate wasteful standby power and prevent overcharging and overheating save on your electric bills and extend product life. REMOTE ACCESS - You can control your lights and appliances connected to the Smart Switch on or off wherever you have Internet from your Smartphone or tablet by using the free Smart app. Control your devices globally with Wi-Fi access. No Hub or monthly fees required. NOVELTY SENSITIVE TOUCH CONTROL - Unlike most similar products, ENER-J's light switch features a smart TOUCH CONTROL button. Chic, elegant flat surface, safely lit in the dark due to the LED light, it will definitely make a stylish addition to your room decor. NOTE: Professional Installation Needed. Read less Technical Specifications: Power supply: Live Wire + Capacitor Rated Current: 10A(Max) Rated Voltage: AC100V~240V(50-60Hz) Rated Power: 1 Gang (1200W) / 2 Gang(1500W)/3 Gang(1800W) Wireless Standard: IEEE802.11b/g/n 2.4G Only (5G not compatible) Working frequency: 2.412~2.484MHz Safety: WEP/WPA-PSK/WPA2-PSK Encryption: WEP/AES/TKIP Static power loss: ?0.3W Working Temp: -20C~75C Touch life: One million Control Distance: There is no distance limit Dimensions: 86x86x35mm(standard) ENER-J 2 Gang Smart Touch Switch White with Timer, App & Voice Control, No Neutral Needed Size: 1000mm x 410mm