3 Colors Distinguish Non-contact Infrared Forehead Thermometer for Adults Kids Digital Temperature Gun Monitor Alarm Features: 1. Accurate Measurement: The product uses the optical principle, and the measurement accuracy is controlled at ±0.2℃. 2. Easy to Use: The product supports one-button temperature measurement. 3. Convenient Reading: The product uses a digital display reading mode and supports backlight design. 4. High Safety Performance: The product supports non-contact measurement, which greatly improves safety. Description: 1. Unit Conversion: Celsius and Fahrenheit can be converted between different countries and regions. 2. LCD Three-Color Backlight Specifications: Color: white Material: ABS Working Temperature: ambient temperature 10.0℃ -40.0℃ (50.0℉- 104.0℉) Power Supply Voltage: for DC 3.0V 2 * AAA alkaline battery (not included) Product Size: 155*100*40mm Measuring Distance: 3cm ~ 5cm Three-Color Backlight: 32℃-37.3℃ Green 37.4℃ -37.9℃ Yellow 38-42.9℃ Red (three-color version only) Package includes: 1 x Non-contact Infrared Forehead Thermometer 1 x User Manual 1 x Certificate of Competence Notes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures. 2. Please allow a slight dimension difference due to different manual measurements.