Pre Warmed Tip & Fever Guidence - This thermometer is equipped with clinical high precision infrared sensor, a pre-warmed probe tip offsets ear canal cooling effect, the accuracy can be to ±0.1. Smart 3 color Age fever guidance will tell you if you or your baby have a fever in just 3s Mute Mode & Night Light - The unique one-touch mute and mini light functions allow you to measure the baby's temperature without disturbing the baby while they sleep in the night. The unique mini lamp can illuminate the outer wall of the ear canal, helping you find the correct measurement position Safe & Hygienic - Your infrared ear thermometer come with 21 single-use protective covers to ensure accuracy and hygienic when taking temperature. We provide 1 protective case designed for durable use at-home and on-the-go use User Friendly - Features a clearly and large LED display, easy to read even at night with soft backlit; 32 memory recalls track your family's health at any time; ℃ /℉ switchable fits the usage habits of different people. 360° floating self-adaption probe ensures optimal alignment with the eardrum while maintaining comfort during use Battery Level Reminder - The femometer family ear thermometer ET108 contains 2 aa batteries, which is much more durable, the battery can be used for 800-1000 temperature measurements, it will display the battery volume in screen, remind you while low battery What Will You Get - 1 x Ear Temperature Thermometer, 1 x Protective Case, 21 x Disposable Lens Filters, 2 x AA Batteries. You will also get 12 months replacement from the date of purchase and 24-7 friendly customer service