Measure white LED and Standard Lighting in Lux or Foot-Candle (Fc) units Built-in sensor with protective cover 4000 count LCD display Cosine and color corrected measurements Min/Max Average and Auto Power Off Specifications FC Range 99.99, 999.9, 9999, 40000 Lux Range 999.9, 9999, 99990, 400000 LED Type white Weight 8.80z (250g) Dimensions 5.2x1.9x1in(133x48x23mm) Basic Accuracy "3% Items Included built-in sensor with protective cover 2 AAA batteries pouch