★【Ultimate Beauty】Ingenuity design assures highly texture beauty, toughened glass surface prevents the scratch from knives or something hard, dampproof available for humid operation. ★【Wi-Fi Remote Control】You can use 'Smart Life' app(APP Store or Google Play) in your smart phone to control the wall switch wirelessly with Wi-Fi or 4G network. no hub required. ★【Timing Function】Take full control of your home or office lights thanks to the schedule timer that will allow you to plan the exact time to turn lights and appliances on/off automatically. This smart light switch have several control sites shared by different family members. ★【Voice Control】Once you have this switch, you can connect it with Amazon Alexa (Amazon Echo/Dot/Tap) or Google Assistant for voice control. ★【After-sale Service】If you have any problem about the installation and connection, please kindly contact us.