Tuya WiFi Smart Thermostat Water/Heating/Gas Boiler Remote Controller For Alexa.

TUYA Smart Life WiFi Light Switch 1/2 Gang 2 Way UK Touch Panel for Alexa. (APP: Tuya). Aluminum 3/5/7/9/11/13Slots M-Lock Rail Section Picatinny 20mm Rail Section. 11mm Dovetail to 20mm Picatinny Rail Converter Scope Adapter Base Mount.

eBay