Specification
1. Temperature range： -50℃ to 680℃  
2. Accuracy:     ± 2℃ or ± 2%                                                        
3. ℃/℉ adjustable
4. MAX/ MIN value,  data hold
5. Resolution: 0.1℃ or 0.1℉
6. Operating temperature: 10--40℃ , humidity: 10-90RH
7 . Storage temperature:  -10℃--40℃
8. Response time:  ≤0.8 second
9．Distance to spot Ratio: 30：1
10. Emissivity adjustable: 0.1-0.99 (default value: 0.95, testing different material easy and accuracy )
11. power: 2pcs 1.5V battery ( easy to buy battery for replacement)
12. Battery life: 12 hours
13. Back lighting
14. Automatic power off in 10 seconds
15.Package : color box