Taylor Digital Safety Zone Plastic Appliance Thermometer for Refrigerators and Freezers, Black LARGE DISPLAY: Oversized 2” LCD display shows the min/max temperatures, current temperature, and battery level for at-a-glance viewing. HEALTH AND SAFETY: Monitor temperatures to ensure proper storage temperatures for food are held. Safe Zones are conveniently printed on the thermometer for easy reference. FUNCTIONAL DESIGN: Thermometer has a removable suction cup or a clip to find the most convenient place in your appliance. HIGHLY ACCURATE: Temperature range: -4°F to 140°F/-20°C to 60°C CLEANING: Hand wash only, wipe with a damp cloth and dry thoroughly. Do not immerse in water or put in the dishwasher.