Tuya Smart WiFi DC3V Wifi Wireless Window & Door Sensor Wifi Contact Magnetic Detector Smart Door Sensor For Alexa Google Home
https://www.vogueparade.com/shopping/EN/200004311/10/1005001936470201/tuya-smart-wifi-dc3v-wifi-wireless-window-and-door-sensor-wifi-contact-magnetic-detector-smart-door-sensor-for-alexa-google-home//