This product is composed of infrared temperature sensor, probe cover, display unit, power supply circuit and measuring circuit. The infrared temperature sensing method is used to measure the temperature display. The body temperature of subject is shown by measuring the thermal radiation on the forehead. Multi-purpose, also can be used to measuring object surface temperature. Built-in high speed sensor, high precision, the result will be given quickly, no need to wait anymore. You can have a try. Features: ​Multiple functions, you can use it to measures forehead temperature and the object surface temperature. Large and legible LCD digital display with 3 colours backlight, electricity quantity, working mode, storage mode, temperature value are legible to read. Two modes adjust, you can choose object surface temperature mode and body temperature measuring mode according to your demands. Built-in high speed sensor, high precision, the result will be given quickly, no need to wait anymore. Alarm temperature adjustable, and the default alarm temperature is 38℃. °C and °F switchable, very convenient. Easy to use: one-key measurement, easy to operate. Non-contact type measurement design, no contact with human skin, avoids cross infection. Large screen display: large screen LCD backlight display, clear reading at night. Storage data: 32 sets of measurement data are stored for easy analysis and comparison. Settings modification: Settings parameters can be modified. Specifications: Name: Electronic Thermometer Material: ABS 43; PC Power: 2 x AAA 1.5V alkaline cell (excluded) Measuring ranges: 35℃-42℃, ±0.2℃ Measuring distance: 30mm-50mm Automatic shutdown: 15s Normal working environment conditions: Working temperature: 16℃-35℃ Working relative humidity: lt;85% Atmospheric pressure: 70 kpa-106 kpa Power dissipation lt; 450mw Item size: 150 x 95 x 45mm / 5.91 x 3.74 x 1.77in Item weight: 103g / 3.63ounce Package size: 185 x 115 x 53mm / 7.28 x 4.53 x 2.09in Package weight: 143g / 5.04ounce Packing List: 1 x Electronic Thermometer