Thermometer: Bimetal temperature sensor Accuracy ±1℃ (0 to 30℃) ±2℃ (other than the left) Hydrometer: Bimaterial humidity sensor Accuracy ±5%RH (30 to 70%RH) ±9% (other than the left) Measurement temperature range (℃): -20 to 50 Temperature minimum display (℃): 1 Measurement湿度范围(%rh):0至100 小湿度显示(%rh):5 颜色:透明蓝色 宽度(mm):75 depth(mm):13 高度(mm):75