The SuperFast Thermapen 3 thermometer from NHG incorporates a large digital display with a precise read-out of temperature over the range of -49.9 to 299.9 °C with a 0.1 °C resolution and an accuracy of ±0.4 °C. The resolution can be switched to 1 °C, if required, via a switch in the battery compartment. The thermometer will power off automatically after 10 minutes, maximising battery life of course this feature can be disabled if not required. The plastic casing is washable and includes additive that reduces bacterial growth and the ergonomic rubber seal minimises the risk of the ingress of water, dust or food. As well as being splash proof, it is still 'probably' the fastest reading contact thermometer on the market today. The true temperature of a product can be tested in 3 seconds. Both low battery (icon) and open circuit indication are displayed, when applicable. Each Thermapen is powered by two lithium coin cell batteries with a minimum life expectancy of 1500 hours. The SuperFast Thermapen 3 thermometer incorporates a reduced tip, stainless steel, 3.3 x 115 mm food penetration probe that conveniently folds back through 180 degrees into the side of the instrument when not in use.