With wide measuring range up to 400 000 lux large lcd display 41 segment analogue bargraph relative mode and user selectable measuring units measures both lux and foot candles fc user selectable range 40 400 4 000 40 000 400 000 lux resolution 001 01 1 10 100 lux accuracy 5 10 digits below 10 000 lux accuracy 10 10 digits above 10 000 lux supplied with carry pouch rubber boot protective lens cap battery