TP-LINK Tapo S200D - Smart Switch

Smart Actions – Control and set multiple smart lights, electronics, and other Tapo smart devices.
Local Instant Control  – Get instant, app-free control over your smart devices with the smart remote dimmer switch.
Control From Multiple Locations – Control your smart lights from multiple locations with more than one dimmer switch. 
Customized Actions – Single tap, double tap, and rotating options enable you to trigger multiple smart actions.
Flexible Mounting – Place the smart remote dimmer switch wherever you want, and your lighting control are always within reach.
Long Battery Life – The battery will last more than one year.