DS18B20 Temperature Probe, Refrigerator Temperature Sensor, Remote Monitoring Extreme Hot or Cold Conditions 5m DS18B20 5m

UbiBot DS18B20 Temperature Probe, Waterproof External Probe for Refrigerator,Remote Temperature Monitor for Hot Tub,Swimming Pool,-55 to 125 C,USB Connector (Matches with Ubibot WS1,WS1 Pro only)(5m)

UbiBot WiFi Wireless Thermometer, Remote Temperature, Humidity, Light Monitor, Environment Sensor, Mobile App Alerts