PRODUCT DESCRIPTION product description: Temperature Measurement Tool for Fever, for Kids, Children, Adults, Infants, Toddlers 89.6~109.2 (3242.9) Description: The digital thermometer is designed for all ages, adults, infants and elders. It supports forehead or ear function. Celsius display For best accuracy, the distance between the thermometer and object of measurement should approximately be 1.18- 1.96inches. Intelligent light indicator ADDED FUNCTIONS: The LCD screen is backlit, also has an auto-off function to extend the battery life, and features a low battery indicator. Quick measurement in 1 second, real-time reading, and sound mode, just measure the temperature to wake up the baby. It can be read clearly using the large backlit LCD screen even in the dark. The operating environment temperature: 50~113 (1045) A DC9V battery has a larger capacity than an ordinary AAA battery, and has more accurate and longer battery life Automatic shutdown function 90s power supply: DC9V battery (include) Size: 15x9x4.5cm Include: 1Forehead Thermometer Digital(Including battery) 1x instruction manual