Hagner EC1 IR Digital Radiometer range of 0.01 - 20,000 or 0.001 - 2,0

The Hagner EC1 IR Digital Radiometer is a small, handy and easy-to-use instrument for measurement of IR radiation (750 - 1150 nm) over a range of 0.01 - 20,000 or 0.001 - 2,000 W/m². (Specified with order.) With both automatic zeroing and on/off switch, the only controls needed are a four position range selection switch and a hold button for retaining the display value.