digital light meter (6311)

Measuring Range:1 to 100,000lux
Accuracy:4%rgd?.5%f.s
Unit selection:lux/Fc
Measuring Level Selection
Data Hold Function
Auto Power Shut Off
Low Battery Indication
Backlight Display Selection
Repeatability:?%
The Change As Temperature Change:0.1%/C
Sampling Frequency:1.5times/sec
Resolution:1lux
Response Time:1s
Over Level indication
Max And Min Reading Hold Function