The Therma 20 thermistor thermometer has been specifically designed for use in the catering industry with HACCP, due diligence and health and safety procedures in mind. The Therma 20 thermometer displays temperature to 0.1 °C over the range of -39.9 to 149.9 °C with a high system accuracy of ±0.4 °C (-10 to 70 °C) which is guaranteed for life, due to the instruments advanced electronics. The Therma 20 features an easy to read, LCD display with low battery indication. The thermometer can be used in low ambient working temperatures down to -20 °C, which meets the requirements of the European Standard EN13485 for the temperature monitoring of quick frozen foods. The instrument is housed in an ergonomic, robust ABS case that includes ‘Biomaster’ additive which reduces bacterial growth. The low power consumption electronics are powered by three AAA batteries, giving the instrument exceptional battery life of a minimum of five years. The thermometer’s auto-power off facility turns the instrument off automatically after ten minutes. The Therma 20 thermometer incorporates an easy to use Lumberg screwlocking type connector, allowing a wide range of interchangeable probes to be used. ETI offers an extensive range of interchangeable thermistor probes.