Handheld Thermal Imaging Device Power Non-Contact Thermometer 1. Sensor type: vanadium oxide (VOx) microbolometer 2. Response band: 8-14um 3. Thermal image resolution: 240 x 240 pixels 4. Noise equivalent temperature difference: within 60mK (25 degrees Celsius, F 1.0) 5. Field of view (FOV): 50.0 degrees (H) x 50 degrees (V)72.1 degrees (D) 6. Spatial resolution: 8.89 mrad 7. Frame rate: 25Hz 8. Focal length of imaging lens: 1.35mm 9. Temperature measurement focal length: 0.3m-3m adjustable 10. Temperature measurement range -20 - 550 degrees Celsius 11. Temperature measurement accuracy: about 2 degrees Celsius or about 2% of the reading (take the larger value of the reading) 12. Temperature measurement units: degrees Celsius, degrees Fahrenheit, Kelvin 13. Temperature measurement resolution: 0.1 degrees Celsius 14. Emission rate: 0.01-1.00 adjustable 15 Temperature measurement display: centre point temperature measurement, high and low temperature tracking 16. Display: 2.4 inch TFT LCD 17. Display resolution: 320 x 240 18. Laser indication: support 19. Temperature alarm: screen font colour alarm 20. Image storage: built-in memory card 21. Number of image files: 30000 22. Image format: BMP picture 23. Focus mode: focus-free 24. Hardware Interface: Type-C USB 25. Battery type: rechargeable lithium battery (3.7V2500mAh) 26. Battery operating time: more than 7h (25 degrees Celsius) 27. Charging time: less than 3h (25 degrees Celsius) 28. Charging voltagecurrent: 5V2A 29. Auto shutdown: off (default), can be set 102030405060min 30. Operating temperature: -10 - 50 degrees Celsius 31. Storage temperature: -40 - 70 degrees Celsius 32. Operating humidity: within 85%RH (non-condensing) 33. Color palette: white hot, black hot, fusion 1, rainbow, fusion 2, iron-red 1, iron-red 2, sepia, colour 1, colour 2, ice and fire, rain, green hot, red hot, dark blue 34. Size: about 19.3 x 5.94 x 7.74cm 35. Weight: about 277g Feat