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
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SONOFF dimmer switch for lights - YouTube
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Support for Sonoff D1 Dimmer · Issue #7598 · arendst/Tasmota · GitHub
SONOFF D1 Smart Dimmer Switch LED Light WIFI Wireless Dimmer