BroadLink International - Now, S1/S2 can be used in European region as well. Use ihc for eu to setup S1/S2, then you could use sensor in BroadLink APP and Alexa. Google home
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BroadLink RM Mini3 Black Bean Universal Remote, WiFi + IR Control Hub for Smart Home, Compatible with Alexa, One for All Infrared Controlled Home Devices TV, STB, Air Condition, DVD - - Amazon.com
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Broadlink Original Smart Home Automation Remote Control for IHC app WiFi IR RF 4G Voice Controller Work for Alexa Google Home - AliExpress Consumer Electronics
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