Used Victor SR 450E-580 Low Pressure Nitrogen Regulator

Distance to spot: Precise laser technology makes for more accurate and repeatable measurements.
Dual lasers: The 62 MAX+ has dual rotating lasers to help you identify area to be measured. The measurement area is the spot between the dots.
Large, backlit display: Large screen makes data easier to read, even in dark areas.
Min/Max/Avg/Dif: Displays the minimum, maximum or average temperature, or the difference between two measurements.
Alarm: Hi and Lo alarms for rapid display of measurements outside the limits.