ULTRA ACCURATE & FAST READING - Provides an accurate with a 0.1 C margin for error and fast reading in 20 seconds based on the advanced sensory probe. THREE MEASUREMENTS MODES - This thermometer takes the temperature in different ways: ORALLY, RETACTLLY, and UNDER THE ARM. Its waterproof head design makes it possible to use the thermometer in any situation for adults/kids. OPTIMIZED TO FLU SEASON - Itâ??s easy to read temperature with a clear LCD display. Provides you and your family with reliable temperature and helps you detect fever for your baby in the flu season. PORTABLE & EASY TO USE - You just need to press the probe under your arm or in your mouth to take temperatures and get a reading in seconds. The professional basal thermometer is lightweight and portable, you can carry it with you anywhere and anytime. SAFE & PROFESSIONAL SERVICE - Itâ??s safer than the glass thermometers measured in the mouth or rectal. Your baby also can use it properly. It's definitely a home care product you need. We guarantee that it will be delivered to you securely and with an instruction manual.