The remote wireless monitoring and data logging of temperature is vital for many domestic and commercial applications. Bluetooth Low Energy (Bluetooth 4 and above) is an effective technology for achieving this allowing you to monitor and log temperature with the convenience and simplicity of your iOS or Android smartphone.<br><br>There are multiple uses for this wireless thermometer sensor beacon and data logger including homes, rental properties, commercial properties, warehouses, refrigerators, freezers, laboratories, cold chain, transportation, reptiles, animal welfare, pets, musical instruments, wine collections, greenhouses and much much more.<br><br>Tempo Disc is powerful and accurate and can be configured for your every need. It is able to be used indoors or outdoors and so can used as a small wireless remote weather station. Please note if leaving Tempo Disc outside it is placed somewhere sheltered from the rain and is not left in standing water.<br><br>It measures temperature from -22º to +167º Fahrenheit or -30º to +75º Celsius with a maximum accuracy of 0.72º Fahrenheit or 0.4º Celsius. Humidity from 0% - 100% Relative Humidity. Max accuracy of +/- 3% Relative Humidity. Resolution 0.1% Relative Humidity. It has a factory calibrated sensor from Sensor Labs (SI7020) and further details on the sensor can be found on the Sensor Labs website.<br><br>It has a range of 328 feet line of sight and a battery lasts for approx 9-12 months. It is powered by a CR2032 coin cell (included) that is easily changed. When operating indoors or where there is a lot of metal about, the range can be affected. Also just be aware if Tempo Disc is operated in temperatures below zero for prolonged periods this can have an impact on the life of the battery.<br><br>Tempo Disc provides a time and date stamped record of temperature that can be quickly and easily downloaded with iOS and Android smartphones.<br><br>The device is compatible with iOS 7 and above and Android 5 and above.