Description:    HT-826 High Precision Compact Digital Non-contact Infrared Thermometer Temperature Tester -50!#!amp!*!ordm;C~550!#!amp!*!ordm;C(-58!#!amp!*!ordm;F ~1022!#!amp!*!ordm;F)  Features:  1.Unique falt surface 、mini modern design. 2.Simple one -handed operation. 3.Laser targeting. 4.LCD with back light. 5. !#!amp!*!ordm;C \/ or !#!amp!*!ordm;F select switch. 6.Laser on\/off switch. 7.Automatic power off. 8.Display hold function. 9.Max 、min function.   Specifications:      1. Temperature range: -50 !#!amp!*!ordm;C ~ 550 !#!amp!*!ordm;C \/ -58 !#!amp!*!ordm;F ~ 1022!#!amp!*!ordm;F 2. Temperature solution: 0.1 !#!amp!*!ordm;C \/  !#!amp!*!ordm;F. 3. Emissivity:  fixed at 0.95 4. Optical resotuion: 8:1 distance  to  spot size-ratio. 5. Basic accuracy: !#!amp!*!plusmn;2% of reading or !#!amp!*!plusmn; 2  !#!amp!*!ordm;C \/ !#!amp!*!plusmn; 4 !#!amp!*!ordm;F. 6. Response time: !#!amp!*!lt;1 second 7. Diode laser: output  !#!amp!*!lt;1mw at 630-670mm 11 laser produce 8. Dpectral  response: 6-14um. 9. Power supply: 9V battery (NOT included) NEDA1604A OR IEC 6LR61.or  equivalent  Package included:  1 x HT-826 Compact Digital Non-contact Infrared Thermometer 1 x Portable Bag 1 x Gift Box  Details pictures: