The heavy-duty light meter datalogger features double molded housing and a large backlit display with 40-segment bar graph

The HD450 is supplied complete with light sensor with 1m (3') cable and protective cover, Windows® compatible software with USB cable, built-in-stand, hard carrying case, and 9V battery.

The HD450 utilizes a precision silicon photo diode and spectral response filter. The device also features a peak mode (10mS) that captures the highest reading and a relative mode that indicates change in light levels. The heavy-duty, rugged double molded housing enables use in any environment.