This thermometer is waterproof coated, well protect the inner sensor system. The LCD screen is extra-large which enable you to read clearly at a long distance. Celsius and Fahrenheit unit can freely transfer as you want. Also the back is with hook, which can stand at the flat place or at the rack, very convenient. Features - Color: White. - Material: ABS. - Size: About 8.7 x 6.1 x 2.5 - Temperature Range: -20°C to 50° C - Accuracy: ±1°C. - Resolution: 0.1°C. - Waterproof Stylish: waterproof construction, level IPX3, which can resist the damp of the refrigerator or freezer room, more and safer. - Much Space Saving: Hook in back available, hanging on the fridge rack or stand at the flat place as you want, more convenient. - Easy to Operate: only 3 buttons, and instruction is provides, with high accurate sensor, better detect and manage your refrigerator/ freezer. - The LCD screen is extra-large which enable you to read clearly at a long distance. - The temperature measuring range is with the waterproof function, mainly for refrigerator fridge. Package list: 2 x Thermometer