Ledex LED Radiometer, CM 4000. Latest optical "smart sensor" technology

LED Radiometer, CM 4000. Latest optical "smart sensor" technology. Detects UV wavelength from the light source. Measures and displays up to a 4000 mW/cm2 intensity of blue light in the full 390-500nm range. Simultaneously displays diameter of fiberoptic light guide from 3-12 mm. Sleek, compact unit is 4 3/4"L x 2 3/8"L x 1/2"D. Operates on 3 AAA batteries, included. Auto shutoff. One year manufacturer's warranty.