Accurate Temperature Monitoring: With a range of -20℃ to 50℃(-4℉ to 122℉) and an accuracy of ±1℃/±2℉, this thermometer allows you to consistently monitor your fridge's environment, ensuring your food remains at the ideal temperature for safety and freshness. Clear and Easy-to-Read Display: Featuring a large LCD digital display, this thermometer provides clear and immediate readings with big numbers, allowing you to quickly check the temperature without opening the fridge door frequently, thus maintaining its efficiency. and Waterproof Design: Constructed with high-quality materials and an IPX3 waterproof rating, this thermometer is built to withstand damp conditions found in kitchens and industrial environments, ensuring and reliability wherever used. Versatile Placement Options: Equipped with a hook holder and a magnetic back, this thermometer offers flexible placement options. It can be hung, placed horizontally, or attached magnetically to any metal inside or outside the fridge, adapting to user needs. Multipurpose Functionality: This thermometer isn't just for fridges; it's also perfect for freezers, cars, pharmacies, and more. It features easy-to-use buttons for power, temperature unit switch (℃/℉), and minimum/maximum temperature records, making it a versatile tool for settings. Colour:Black Material:ABS Package Contents: 4 * temperature meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.