KF150 Long-distance Handsfree Non-contact Forehead Body Light-sensitive Distance Sensor Infrared Thermometer, 2.8 inch LCD Display Screen Features 1. Non-contact, no need to hold, avoid cross infection, measuring distance up to 0.5-1.5 meters 2. Using a new chip, the induction time is faster (500ms); the pass rate per minute is greatly improved (50 peoplemin) 3. High temperature measurement accuracy, accuracy tolerance: +-0.3 (34~45 degrees Celsius) 4. With abnormal temperature light prompt warning 5. Can be connected to USB power supply, power bank, self-installed 2 18650 lithium batteries 6. High-definition LCD display, 5 meters visible distance 7. Intelligent photosensitive forehead thermometer, no need to hold it, it can be fixed with a tripod or universal joint. 8. The price makes up for the vacuum of the handheld forehead temperature gun and the high-cost thermal imaging temperature measuring door. 9. Can be used in different occasions. Officesubwayhomesuper mallshopcommunityentrance, etc. 10. Support connection to computer real-time body temperature data export function, data query function 11. The body supports storage function, storing 30 sets of measurement data 12. Support setting five levels of volume 13. Support setting backlight switch 15. Support setting 36-39 degrees Celsius alarm upper limit 16. Support voice broadcast, human body model broadcast: "normal body temperature" and "abnormal body temperature" 17. Continuously refresh the measured ambient temperature value and continue to display on the screen Specification 1. Temperature measurement technology: No contact with the forehead of the thermometer 2. Measuring method:Light-sensitive sensor distance sensor 3. Unit of measurement: C and F degrees (Certigrade and Fehrenheit) 4. Accuracy tolerance: +-0.3 (34~45a??) 5. Measuring distance: 0.5 ~ 1.5 meters 6. Display mode: 2.8 inch LCD display 7. Placement method: Fixed with triangle bracket 8. Power supply mode: USB plug 2 18650 batteries 9. Response time: