Technical data:Temperature unit: Celsius (°C) / Fahrenheit (°F)Resolution: 0.1°CRange of displayed temp.: 32°C-43°CMaximum allowable error: 35°C – 42°C : ±0.2°C / <35°C or >42°C: ±0.3°CMaximum allowable clinical repeatability: ±0.3°CMeasurement time: less than 1 sec.Display mode: LCD displayPower supply: DC3 V (2 AAA batteries)