The Triplett LT80 LED Light Meter measures light intensity up to 40k Foot candles (400k Lux). Quickly and easily verify OSHA safety requirements from white LED light sources now being incorporated in factories, parking lots, schools, offices, transportation lines, warehouses, hospitals, schools, and many other environments. The LT80 will also measure light from fluorescent, metal halide, high‐pressure sodium, and incandescent sources. It features a 9,999 count LCD display, silicon photodiode sensor with spectral response filter, a Min/Max/Avg function that recalls the highest, lowest and average reading, Data Hold to freeze the reading on the display for easy viewing, and auto power off (with disable) to conserve battery life. Includes (2) AAA batteries and pouch case.