CALL: A.WIHARTA 081294124885 085778084789 087784022201   Info Produk Featuring double molded housing and a large backlit display, the Extech HD400 Heavy Duty Light Meter measures up to 40, 000Fc or 400, 000 Lux. Specifications: Wide range to 4000Fc or 40, 000Lux Cosine and color corrected measurements Utilizes precision silicon photo diode and spectral response filter Peak mode ( 10µ S) captures highest reading Relative mode indicates change in light levels Heavy duty, rugged double molded housing Built-in USB port Includes light sensor and protective cover with 39" ( 1m) cable, Windows 95/ 98/ NT/ 2000/ ME/ XP compatible software with USB cable, built-in stand, hard carrying case, and 9V battery