K3 Handsfree Non-contact Forehead Body Infrared Thermometer 1. Non-contact, no need to handheld, avoid cross-infection. 2. Using a new chip, the induction time is faster (500 ms); the pass rate per minute is greatly improved (50 people min). 3. High temperature measurement accuracy, accuracy tolerance: +- 0.2 (34 ~ 45 degree C) 4. With warning of light failure detection and warning of abnormal temperature light. 5. Can be connected to USB power source, power bank, 18650 lithium battery (not included). 6. High-definition display with 5m viewing distance. 7. Intelligent infrared forehead thermometer, no need to hold, can be hung double-sided adhesive tape bracket fixed. 8. The price makes up for the vacuum of the price of the handheld forehead gun and the high cost of the thermography door. 9. Can be applied in different occasions. Office Metro Home Supermarket Shop Community Entrance etc. 10. Body temperature above 38 degrees will alarm. Specification 1. Measurement method: No contact with forehead of infrared thermometer 2. Theory: F and C degrees (Fehrenheit and Certigrade) 3. Accuracy tolerance: +- 0.2 (34 ~ 45 degree C) 4. Automatic alarm for abnormal temperature: Red light flashes, continuous alarm sound "Di,Di..." 5. Distance: 5 ~ 10 cm 6. Standby: 5s 7. Placement: Hanging double-sided adhesive tape bracket fixed 8. Display: Digital display 9. Measuring temperature: 0 ~ 50 degree C 10. Ambient temperature: 5 ~ 45 degree C 11. Response time: 500 ms 12. Working wave: 5 microns 13. Certification: CE ROHS FCC