Cooper-Atkins DPP800W MAX Digital Thermometer with Long Probe, Long Probe Thermometer (Waterproof Thermometer, Auto Shutoff, Temperature Memory) Dual-range digital thermometer for monitoring temperature in food products and food service applications, including dishwashers Measures temperature from -40 to +450 degrees F (-40 to +232 degrees C), with an accuracy of + or - 1 degree F (+ or - 0.5 degrees C) from 32 to 212 degrees F (0 to 100 degrees C) Stainless-steel stem-style probe is 4" long and has a reduced penetration tip for taking measurements while immersed in liquid or air Minimum/Maximum temperature memory stores high and low readings Certified to IPX7 for protection against immersion in water up to 1m