COMARK PDQ400 High-Accuracy Reduced-Tip Waterproof Digital Pocket Thermometer; -4 to 400 F Temperature Range: -20C to +200C / -4F to +400F 1.5millimeters Thin Tip Probe for Fast Response Accurate to0.5C / 1F Max Hold for use in Comillimetersercial Dishwasher NSF Listed