uxcell Mini LCD Refrigerator Freezer Fridge Digital Thermometer Temperature measurement range: -50C ~ + 70C; Usage temperature: -10C ~ +50C. Usage humidity: 5% ~ 80%; Accuracy:1C; Distinguishing temperature: 0.1C. Unit dimensions: ~48 x 28 x 15mm; Cable length: ~105cm. Power: 2 x LR44 button cell batteries; Weight: 34g. Package Content: 1 x LCD Digital Thermometer