Advantage 1. Non-contact, no need to hold hands to avoid cross infection. 2. Brand new chip, faster sensing time(0.1 s); the pass rate per minute is greatly improved (50 people / min). 3. High temperature measurement accuracy, precision tolerance: ±0.2 (34 ~ 45 ℃) 4. With warning light for detection failure and warning light for abnormal temperature. 5. Can be connected to USB power supply, charging treasure, self-installed lithium battery. 6. The computer can record data in real time and export records. 7. High-definition display, 5 meters viewing distance. 8. Intelligent infrared forehead thermometer, no need to hold, can be hung / double-sided tape / fixed bracket, etc. 9. Can be applied in Office / Subway / Family / Supermarket / Shop / Community / Entrance etc.