SONOFF - Want to control SONOFF D1 smart dimmer switch by... | Facebook
SONOFF D1 WiFi Smart Dimmer Switch, Mini Switch Module, Adjust light brightness for various occasions, APP/Voice/RM433 RF Remote Control, Works with Amazon Alexa & Google Home - - Amazon.com
Sonoff D1 Dimmer - an improved design? - NotEnoughTech
SONOFF D1 WiFi Smart Dimmer Switch, Mini Switch Module, Adjust light brightness for various occasions, APP/Voice/RM433 RF Remote Control, Works with Amazon Alexa & Google Home - - Amazon.com