Can be used as single pole or 3 way circuit (you need to buy 2 switches ). 3-way multi-control association to control 1 light with multiple switches; anti-scratch tempered glass panel suits any home decor and allows for effortless touch control; you can multi-control associate this switch to multiple different switches.

Non-interference control mode; allows the switch to be controlled via Smart Life, touch control, voice, and remote with RF433 frequency and 1527 encoding (remote not included); each control method works independently; achieve multi-control by associating to other smart switches.
Compatible with Alexa and Google Home for hands-free voice control; can also be controlled via Smart

Life/Tuya app anytime, anywhere; setting relay status and remembers last relay status optional when powered off , backlight switch On/Off.

Take full control of connected appliances with timers, schedules and countdown (1/5/30 mins, 1 hour, etc.) with the app; share control with family and friends for added convenience.

Neutral wire is required in your switch boxes to operate correctly; only supports 2.4 GHz network; offers easy pairing via WiFi and Bluetooth connectivity