Beurer FT 13 Thermometer White has an extra-flexible measuring tip that helps get fast and accurate readings. It uses contact-measurement technology and has no mercury. It has a flexible tip and is also water-resistantUses:The thermometer is used to measure the body temperature and convert the reading into a readable format such as Celsius and FahrenheitProduct Specifications and Features: Measurement range: 35.5C - 42.0C / 95F - 109F Unit of measurement: ?C and ?F Error: +/- 0.1C Measuring time: 30 seconds approximately Accuracy: Highly accurate Waterproof: Yes Memory: Displays the last measured value Automatic switch-off: Yes Sound alert: Acoustic signal when the measurement is complete Fever alarm: Warning tone alerts if 37.8 ?C is reached Battery: One 1.5V LR41 battery Contents: Digital thermometer, Protective cap Good to Know:Dual mode reading (?F and ?C )Type of Thermometer: Non-mercury-based digital thermometerDirections for Use: Clean the tip with cold water and soap, then rinse it Turn the thermometer on Put the tip under your tongue, towards the back of your mouth Close your lips around the thermometer Wait until it beeps or flashes Check the temperature on the display Safety Information: Read the label carefully before use Keep the thermometer away from direct contact with sunlight Thermometer should be washed before and after each use, preferably with an antiseptic solution Do not wash the thermometer with hot water Handle the thermometer with care Frequently Asked Questions:How do you know if the thermometer is broken?Insert your thermometer into the glass of cold water without touching the sides of the glass. After 30 seconds, your thermometer should read 32? F. If it does not, it may need to be replaced or recalibratedHow do you clean a thermometer?Use a cotton swab dipped in alcohol to clean the inside of any small crevices. Allow the alcohol to air-dry on the thermometer to kill germs effectivelyWhat can affect a thermometer reading?Direct sunlight, cold temperatures or a sweaty forehead can affect temperature readings. Variations in user technique, such as holding the scanner too far away from the forehead, also may affect accuracy