SupaHome Fridge & Freezer Thermometer for kitchen and household use, ensuring safe food storage. Avoid wasting electricity by maintaining optimal appliance temperatures. Recommended storage temperatures are between 0°C and +5°C for refrigerators and below -18°C for freezers. This thermometer is mercury-free and features a convenient hanging hook. It is not dishwasher safe and should be wiped clean only; do not immerse in water. The product dimensions are approximately 14.5 cm. It assists in the safe storage of food and helps you avoid wasting electricity. Please allow the product to adjust to the desired location before reading measurements.