SONOFF T1 EU AC90V-250V 600W Smart WIFI Wall Touch Light Switch 1 Gang Touch/WiFi/433 RF/APP Remote Smart Home Controller Work With Alexa – 2CH

SONOFF T1 EU AC90V-250V 600W Smart WIFI Wall Touch Light Switch 1 Gang Touch/WiFi/433 RF/APP Remote Smart Home Controller Work With Alexa – 2CH

Standard voice control commands phrases for Sonoff T1 (if you just say the device name, Alexa will turn on/off all the 4 gangs immediately):
Alexa, turn on {deviceName}
Alexa, turn off {deviceName}
Alexa, turn on {deviceName} {gangName}
Alexa, turn off {deviceName} {gangName}
Explanation: if the device name of your Sonoff T1 2 Gang switch is “My Switch”, the gang name is “Gang 1”, then you can control with “Alexa, turn on My Switch Gang 1”.