SmartSensor AR320 Non-Contact Infrared Temperature Gun Laser Pointer for Accurate Temperature Reading | Auto Data Hold Temperature Measurement Range: -32&#8451 ~ 320&#8451 (-26&#8457 ~ 608&#8457) Accuracy: &plusmn2&#8451 / &plusmn2% | Resolution: 0.1&#8451 or 0.1&#8457 Response Time & Wavelength: 500ms & (8-14)um | Distance Spot Ratio 12:1 Automatic Data Hold | Auto Shut Off | Rubberized Handle for Grip and Low Impact Resistance