Features: Non-contact infrared measurement, safe to use. Lightweight and portable, convenient to carry. One key to switch measurement mode, short press the key "Set" to switch between "body temperature mode" and "object temperature mode". Two temperature units for conversion: Fahrenheit or Celsius. Aiming towards the forehead with a distance of 10-30 mm. Automatic storage of measurement data, you can view the previous measurement data at any time. Display LED backlit, can be used at night. One second measurement, stable use and reliable quality. Features: Item type: Thermometer Color purple Material: ABS plastics Accuracy (Body): 35-42 0.2 Outdoor: 35-42 0.3 Accuracy (Area): 32-42.9??(temperature mode) 0.2? Measuring distance?: 10-30?mm Measuring position?: center of the forehead Response time: 2 seconds Auto-off time: 15 5?s Power supply: D C 3V (2 * 1.5V AAA-Batteries (NOT Included) Working condition: 10-35, 20%-85% RH or less, 760 HPA-1060 HPA Package size:?180*120*50mm/7.08*4.72*1.96 inch Package weight ?: 161g/5.67oz Packing List: 1 * Thermometer 1 * Manual