Overview: Model:DT320 Laser pointer for accurate target aiming Backlight selection Measurement range: Please review to the operation manual Accuracy: /-2℃ Resolution:0.1℃ or 0.1℉ Distance spot ratio:8:1℃/℉ selection Emissivity:0.95 Response time amp; Wavelength:500ms amp; (8-14)um Auto power shut off Automatic data hold DC 9V