3 color distinguish Non-contact Infrared Forehead Forehead Temperature Tool for Adult Child Digital Temperature Gun Monitor Alarm Features: 1. Accurate measurement: The product adopts the optical principle, the measurement accuracy is controlled at 0.2 . 2. Simple operation: The product supports one-button temperature measurement. 3. Convenient reading: The product adopts digital display reading mode and supports backlight design. 4. High safety performance: The product supports non-contact measurement, which greatly improves safety. 1.Unit conversion: Celsius and Fahrenheit can be converted between different countries and regions. 2.LCD three color backlight display Specifications: Color:white Material: ABS Working temperature: ambient temperature 10.0 -40.0 (50.0- 104.0) Power supply voltage: DC 3.0V 2 * AAA alkaline battery (not included) Product size:155*100*40mm Measuring distance:3cm ~ 5cm Trichromatic backlight: 32-37.3 Green 37.4 -37.9 Yellow 38-42.9 Red(only triocolor edition) Package Included: 1 x Non-contact Infrared Forehead Thermometer 1 x Instruction manual 1 x Certification of Competencey Notes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We Chengruo the style is the same as shown in the pictures. 2. Please allow slight dimension difference due to different manual measurement.