Wireless Temperature Sensor M Series with External Sensor

Monitor temperature from your phone or Desktop Create temperature alerts Use temperature to trigger automation Pair of AA Batteries lasts over a year, Batteries Not Included. Powerful transmitter can penetrate walls and floors and up to 1km line of sight Configured to transmit a temperature reading every 5 minutes (configurable). Out-of-box temperature monitoring solutions available   Can be interfaced with many IoT systems (e.g. Blynk, Home Assistant, Adafruit IO, ThingsBoard, PrivateEyePi, MQTT, Amazon AWS IOT, Google Cloud IoT).   Tutorials: Temperature monitoring solutions Wireless Temperature Sensor Tutorial Test temperature sensor PrivateEyePi Alarm System JemRF Documentation Technical Specs: AA Housing with On/Off Switch The Sensor is DS18B20 for high accuracy and repeatability. The DS18B20 temperature sensor is used to detect the temperature. It measures temperatures from -55°C to +125°C. Fahrenheit equivalent is -67°F to +257°F, ±0.5°C accuracy from -10°C to +85°C DS1