NEUTRAL WIRE REQUIRED! As a wifi smart home product, the installation and wifi connection will be more complicated than a ordinary switch. So reading the following items carefully will be very necessary before you placing an order. you also can mail to us for a technical support, and we will respond you soon.
INSTALLATION AND WIFI CONNECTION CONDITIONS: ONLY Can be used in SINGLE-POLE, Can be connected to 2.4G WiFi(802.11b/g/n) ONLY, NOT Support 5G WiFi(802.11ac). designed based on the standard box size, fit with 1/2/3/4 gang box. for use with up to 150 Watt of DIMMABLE LED/CFL or 400 Watt of Incandescent bulbs.
VOICE COMMANDS AND REMOTE CONTROL: This smart dimmer switch Paired with the Smart Life app and works with Alexa or Google Home for a voice commands. You can easily set the ambiance of any room and control your lights from anywhere with Smart Life APP. You also can send voice commands to control all the functions of the switch by your alexa or google home.
AUTOMATIC SCHEDULES AND BRIGHTNESS MEMORY: This is also a timer dimmer switch, would let you easily set automatic schedules for your lights. when you turn the led dimmer on, it will comes back on at the same brightness it was when you turned it off. the separate physical button brings a better reliability, the indicator has clear indication where the brightness is at. no hub or bridge required.
GUARANTEE AND SERVICE SUPPORT: 18 Month Wrranty and Lifetime Support Provided Directly from TESSAN, 30 DAYs refund guarantee and 24H/7 fulltime customer service.