Specification
1. Temperature range： -20℃ to 300℃
2. Accuracy:     ± 2℃ or ± 2%                                                        
3. ℃/℉ adjustable
4. MAX/ MIN value record,  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: 2：1
10. Emissivity adjustable: 0.1-0.99 (default value: 0.95, testing different material easy and accuracy )
11. power: 2pcs 1.5V AAA battery ( easy to buy battery for replacement)
12. Back lighting                                                                                                          
13. Automatic power off in 10 seconds  
14.Product size:75*60*20mm                    
15.N.W:43g  G.W:102g
16.Package : Blister package  
17.Recommend measuring distance:20mm to 130mm