Tuya WiFi Smart Touch Wireless Swtch Light RF 433MHzNo Neutral Wire Required 1 Gang For Google Home Alexa white 1gang EU
NOTE
1. The capacitor must be connected with L and N of the lamp of L1 tightly, not behind the switch.
WARM REMINDER
Dont lid on the glass panel when the switch is in electrical. 
The glass panel was lid on when it is in electrical. then the switch will not work 
please Restart the main electric switch in your home. it will work 
2. Solutions to the problem of insensitive touch 
Problem: The switch base is screwed too deeply and tightly, causing a gap between the backlight board and the panel.
Solution: Dont screw the lock screw too deep, if you cant reach it, you can replace it with a longer screw or fill something
between the switch and the bottom box. For touch-sensitive situations, as long as you pay a little attention during installation,it usually rarely happens.
NOTE
1.The Wi-Fi switch does not have dimmer function except for dimmer switch whether you connect a bulb with dimmer function or not. It can only control the opening and closing of lights. 
2.The switch power is 3~500W. If the power of the lamp is less than 3W or more than 500W, please do not use this switch, otherwise it will not work normally.
Main Features:
1. The relay scheme is more stable there is a relay inside, which is more stable than the switches on the market, has a longer service life and is more stable. Ordinary switch SCR control is easy to burn out, high-quality relay, anti-pulse  voltage, anti-lightning. 
2. Different switch modes can distinguish different lights 
3. The low light indicator design will not interfere with family rest, and the dark environment is easy to find and not dazzling. 
4. [Wiring mode]: neutral fire + single fire general design, any family can use with or without neutral wire can be used 
5. Only use high-end crystal tempered glass panels. Good light transmission performance, pure color, rich color, beautiful  and smooth, taking into account the two effects of day and night, long service life, and does not affect use. 
6.Has timer/scene control 
7. Share with family for common control 
8. Use with Amazon Echo and Google Home and Tmall Genie Tmall Genie 
Use with multiple devices
433RF+WiFi more choices