The Hanna HI-93501 is a high accuracy thermistor thermometer supplied with a stainless steel replaceable penetration probe (FC762PW). Waterproof to IP65 & EN13485 compliant, the thermometer is simple to use with just a single On/Off button and an easy to read large digital display. In addition to temperature, the display provides a continuous readout of battery life together with a temperature stability indicator, which displays until the product temperature has stabilised. To maximise battery life, the thermometer has an optional auto shut off feature. The HI-93501 thermometer also features the Hanna automatic CAL Check™ feature at start-up for extra due diligence. The meter covers the temperature range -50°C to +150°C .