Features: 1. Quick temperature measurement in one second: Simple and convenient temperature measurement through the forehead, this thermometer is practical and accurate. There is also a high temperature alarm to indicate high temperature abnormalities, and the alarm will send out a didi warning. 2. Lightweight and compact: This portable forehead thermometer is small in size and light in weight, making it easy to carry around. 3. Sensitive probe: The accuracy of the probe of this thermometer is upgraded, the operation is more stable, and the data is more accurate. 4. Infrared sensor: The human body temperature value is calculated by intelligently sensing the human body infrared signal and the built-in clinical body temperature algorithm chip. 5. LED display: No need to turn on the light when using at night. You can choose to display in Fahrenheit or Celsius. 6. Instructions for use: Long pre to switch between Fahrenheit and Celsius in the off state, long pre to switch the human body and object temperature measurement mode in the power on state. Description: This thermometer provides quick temperature measurement in one second through infrared sensor, lightweight and compact, Specifications: Model: IR-FM01 Material: ABS Size: 122*29*23mm Battery type: AAA*7 two batteries Measurement accuracy: 0.2 Measuring range: 3-5cm Temperature measurement range: 32-42.9 Package Included: 5 pc * thermometer/Oximeter/Bag Notes: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.