FM25 Wireless Digital Thermometer alerts to high or low temperatures that could affect product quality. Temperatures from the remote RF sensors inside are transmitted wirelessly and displayed on the base station. Features and Benefits Low battery indicator Wireless technology allows you to view inside temperatures without opening the refrigerator door Can be mounted magnetically or free standing with fold away bracket Audible and visual alarms trigger when temperature exceeds pre-set maximum and minimum temperatures after 15mins (prevents false alarms when door opened) Versatile display remote in C or F Licence-free frequency Typical Applications Fridges Freezers Vaccine Storage Incubators Transportation Greenhouses