NEW OPEN BOX Extech RHT20 Humidity and Temperature Datalogger $204

TUYA Smart WiFi Temperature Humidity Sensor, APP Alerts, Works with Alexa

Inkbird IBS-TH1 Wireless Temperature and Humidity Monitor Thermometer #S16

Tuya Smart WiFi/Zigbee Temperature Humidity Sensor Meter Thermometer Hygrometer

SONOFF TH Elite Wifi Switch With Temperature Sensor Humidity Monitor Switch

Open Box UbiBot WS1 Wireless Smart Temperature & Humidity Sensor

Smart Temperature and Humidity Sensor T310, White, Requires Hub, High-Accura