20pcs Cartoon Tortoise Children Kids Baby Care Flexible Body Fever Forehead Thermometer Sticker Features: 1. Baby fever thermometer sticker, rapid display of temperature, continuous monitoring of baby temperature. 2. Medical-grade sticker on the back, that does not cause allergies and can remain on normal skin for up to 48 hours. 3. Quick and simple calculation of body temperature, temperature measurement in 15 seconds, fast and accurate. 4. Hydrargyrum free is more environmentally friendly than traditional thermometers, and the temperature-sensitive material is more sensitive to water temperature than ordinary hydrargyrum thermometers, enabling safe and accurate temperature measurement. 5. Lovely cartoon sticker design, baby will like it. 6. It can also be used for measuring the temperature of milk bottle or baby's bath water. Specification:  Condition: Material: ABS Measurement Range: 36-40℃ Applicable Body Area: Forehead, Chest or Armpit Side Instruction: If the letter "N" appears, the temperature is normal. If there are other numbers besides the letter "N", the temperature will correspond to the highest number. Package List: 20 * Thermometer Sticker Note: 1. Wait 30 seconds before reading the temperature. 2. Wait 30 minutes after eating, drinking, or exercising before using. 3. In order to obtain accurate Numbers, work temperature must be within 20 - 30℃normal ambient temperature range. 4. Sunbathing or exposure to extreme heat or cold should be delayed e and do not use outdoors. 5. To avoid direct sunlight or strong light, keep in a cool, dry place.