Dealing with heat Get yourself the quick and easy to use 12:1 ratio infra-red thermometer from Draper. This compact and portable tool allows you to diagnose heating/cooling problems and monitor the temperature of virtually anything such as electrical motors, electrical panels, automotive exhausts and radiators etc;Has a temperature range of between -50 and 550 degrees CContactless temperature readingEasy point and readAll without contact. Manufactured with enhanced optics for delivering supreme accuracy between the temperature range -50 to 550 degree's C (-58 to 1022F), a maximum temperature alarm and a laser positional guide.