<p>A highly accurate remote Bluetooth wireless sensor beacon and data logger for temperature, suitable for a wide range of commercial and domestic applications.</p> <p>Incredibly small with dimensions of 1.18" x 1.18" x 0.39 / (30mm x 30mm x 10mm) and a weight of 0.3oz / 8g.</p> <p>Powered by an easily replaced CR2032 coin cell battery.</p> <p>Typical use cases include the monitoring of property, refrigerators, laboratories, cold chain, transportation, animals, instruments, wine, greenhouses and much more.  Suitable for indoors or outdoors and so can even act as a small remote weather station.</p> <p>On-board storage is in excess of 8 months at default settings, with logging intervals able to be set from 1 minute to 6 hours.  In app data storage is unlimited.</p> <p>Provides a time stamped record which is easily downloaded to your smartphone and exported as a CSV file with email.</p><p>Features a high grade factory calibrated sensor from Sensor Labs (SI7020) with the following specifications:  Temperature from -30º to +85º Celsius (-22º to +185º Fahrenheit) and a maximum accuracy of 0.4º Celsius (0.72º Fahrenheit)  </p> <p>Has a range of up to 225 feet (70 meters) line of sight, reduced by obstacles. Powered by an easily changed CR2032 coin cell that lasts approximately 1 year in normal operation. Extreme temperatures can affect battery life.</p><p>A smartphone can monitor an unlimited number of sensors and one sensor can be monitored by an unlimited number of smartphones simultaneously.</p> <p>Open API to allow for the integration with third party internet gateways and the development of own apps.</p><p>The device is compatible with iOS 7 and above and Android 5 and above.</p>