- Makes it easier to maintain the recommended internal temperature of refrigerators (2-8°C) and freezers (at least -18°C) ,- Correct internal temperature keeps food fresh longer and limits/prevents bacterial growth ,- Colour scale for ease of reading - Display: Analogue ,- Material: Plastic Material ,- Measuring Range: -35 C° up to +40 C° ,- Resolution: 1 °C ,- Colour: White ,- Usage: Freezer/Fridge 2 years legal warranty only