YS-ET03 Infrared Forehead Thermometer Free Hand Advance Sensor Technology Instant Read Thermometer Designed for all ages. It not only supports forehead or ear functions but is able to take room or object teperature. Features: Free hand design, power-saving. Press the measure button, the reliable result will be delivered in 1 second for users. 2 colors backlinght, get better temperature notice and urge to take corresponding actions. Apply the updated high-accuracy sensor probe and the latest smart chip, faster, more reliable and safer. Large LCD backlit screen for clear reads, enabling clear reads enen in the dark sight with soft light. Specification: Measuring Range: 32.0°C~42.2°C Tolerance: +0.2°C (35.0°C~42.0°C) +0.3*C (32.0°C~34.9*C & 42.1°C~42.2°C) Accuracy:土0.22C Power: 2XAAA Batteries (DC 3V) Memory: 32 sets Automatically Power Off: Around 30~40S Product Weight: 68.6g (not including battery) Measuring Distance:≤2cm Operating Temperature: 10*C~40C; Humidity at 15%~85% Atmospheric Pressure: 70- 106kPa Transportation & Storage Temperature: -20°C~ +55*C; Humidity at 15%~93% Package Size: 166*40*39mm/6.5*1.6*1.5in Package List: 1*Thermometer