innovative smart infrared thermometer is the simplest and most efficient way to measure temperature of babies young children teens and adults safely quickly and precisely. There are a variety of functions including: 3 measurement modes switching between °C or °F Silent Mode Auto Shut-Down and more. Advanced infrared technology and responsive sensor provide highly-accurate measurements in just a single second. It is simple safe and user friendly gadget that we will need for our home! Product Description 1. Color: White 2. Power Source: Battery Powered 3. Number of Batteries: 2 AAA batteries required (NOT Included) 4. Response Time: 1 second 5. Measurement Range: 93.2°F–109.2°F (34°C–42.9°C) 6. Suggested Measure Distance: 1-2 inch 7. Backlight Display: LO Display: LO display when human body or object is lower than 34°C Green Backlight Display: 34°C-37.4°C (93.2°F-99.3°F) Yellow Backlight Display: 37.5°C-37.9°C (99.5°F-100.2°F) Red Backlight Display: Above 38°C (Above 100.4°F) --Fever Alarm HI Display: HI display when human body or object is higher than 42.9°C Product Feature: 1. High Accuracy: Accurate and responsive infrared technology provides precise tempatures. 2. °C/°F Selector: Just one press to exchange between °C / °F temperature units instantly. 3. Backlight Display: Backlight dispaly shows digital cleary and also good for night use. 4. Auto Shut-off: This digital thermometer will auto shut-off after 30 seconds of stand-by or non-use. 5. Easy to use: With an easy press of a button receive a fast and precise reading.