This digital thermometer is fast and accurate reading, normally is 50 seconds. Measuring methods are oral, underarm and anus. It is suitable for all ages, babies, children, adults and pets to measure temperature. The probe is made from non-toxic silicone which is friendly to environment and skin. No scratching babies¡¯ tender skin or oral cavity. Safe for kids and pets. It can be switched from Celsius to Fahrenheit, very convenient. Battery is included.