Digital thermometers that effectively measure the temperature of wet or dry environments including freezers, refrigerators, water baths, aquariums, incubators and more.. Features available include minimum/maximum temperature readings, dual/triple display, and alarms. All models include accredited calibration documentation that meets the requirements of ISO 17025. Includes multi-language instructions (English, French, German, Italian, Portuguese, and Spanish). Individually serialized, CE marked. . VWR 82021-172 Calibrated Electronic Thermometers with Waterproof Sensor, -50/70Â°C External Temperature, 10/50Â°C Internal Temperature. Country of Origin : United States. Part Number : 1176L88EA. Pack of : 1.