- Makes it easier to maintain the recommended internal temperature of refrigerators (5-7°C) and freezers (at least -18°C) ,- Correct internal temperature keeps food fresh longer and limits/prevents bacterial growth ,- Easy attachment and removal by means of a hook and loop tape (adhesive attachment on the back of the thermometer) ,- Large digital display for ease of reading ,- The temperature can be displayed in °C or Fahrenheit ,- Data memory for max./min. temperature , ,Note for Consumers: ,- Suitable batteries: SR43/LR43, SR1142/LR1142, AG12/V12GS - Display: Digital ,- Material: Plastic Material ,- Measuring Range: -30 C° up to +30C° ,- Size: 5 x 5 cm ,- Resolution: 0.1 °C ,- Colour: White ,- Usage: Freezer/Fridge 2 years legal warranty only