Temperature test range: -50�～110�. Temperature display resolution 0.1 �. The temperature sampling period is 2 seconds. Temperature measurement accuracy of + / - 1 �. Prompt temperature exceeds the scope Hi. Rated voltage is DC 1.5V. Product use: car inside and outside temperature measurement. Measure temperature of air conditioning room inside and outside. Measuring temperature of refrigerator inside and outside. Take one's temperature. Measuring fish pond water temperature. Baby bath water temperature measurement.