Range:  32℃－42.9℃(90.0℉-109.9℉) 
Accuracy:  ±0.1℃ 35.5℃－42.0℃ (±0.2 ℉ 95.9℉-107.6℉)
                 ±0.2℃ under 35.5℃ or above 42.0℃(±0.4℉ under 95.9℉
Environment:  At standard room temperature 25℃（77.0℉）
Display:  Liquid crystal display, 3 1/2 
Battery:  One 1.55V button size battery 
Power consumption:  0.15 milliwatts in measurement
Battery life:  More than 200 hours 
Weight:  Approx. 10 grams 
Alarm:  Approx. 10 seconds sound signal when peak temperate