High AccuracyJust 0.8 seconds can measure out the body temperature. This forehead and ear thermometer with a new algorithm and sensor chip for improved precision clinical accuracy. Measurement temperature range: 89.6-108.5F0.54F errors. Easy to OperateYou just need to press the button to measure your body temperature. It is suitable for adults, youth, infants, children, and elders. It can use in indoor and outdoor, including room, offices, restaurants, hotel lobby, gardens, classrooms, laboratories, workshops, houses, etc. ã??LCD Digital Screenã??Equipped with LED digital screen, concise and easy reading. Beautiful appearance, and simple operation. Intelligent Desig Has Convenient Memory Feature, so you can store up to 32 temperature readings and recall them at any time. It also has an auto-shutdown feature for power saving. Note: Battery Not Included.Two color to inform the temperature When measure temperature over 99.14�?F, Forehead temperature is 99.2�°Fï½?100.4�°F, the yellow backlight will be on and BIBIBIBI sounds, Forehead temperature is 100.5�°Fï½?109.2�°F, the red backlight will be on and BIBIBIBIBIBIBIBI sound