Digital Lux Meter 

Display:              3 1/2 digits LCD display, maximum reading value display 1999

Ranges:               1-100,000Lux. (3 Ranges)

                            20,000Lux range: reading×10

                            50,000Lux range: reading×100

Resolution:            1Lux

Accuracy:              ≤10,000Lux: ±4%rdg±0.5f.s

                            ≥10,000Lux: ±5+10digits(Calibrated to standard incandescent lamp at color

                            temperature 2856K)

 Repeatability:         ±2%

Temperature Characteristic: ±0.1%/°C

Test rate:             0.2times/sec.

Photo detector:     one silicon photo diode with filter.   Operation temperature-humidity: -10°C

                              to  40°C(32°F-104°F)  0~70%Rh  

 Storage temperature-humidity: -10°C  to 50°C    (14°F-140°F)  0~80%Rh 

 Over-input:          indication of “1” (2,000Lux/20,000Lux)

                             Indication of “OVER” (100,000Lux)