Range: 0.000 to 1999 Lux; 2000 to 19999 Lux; 20000 to 50000 Lux
Range Setting: Manual through key buttons
Resolution: 0.000 to 1999 Lux: ±1 Lux; 2000 to 19999 Lux - ±10 Lux; 20000 to 50000 Lux - ±100 Lux
Accuracy: ±6% of reading ±1digits
Peak wave length: 560 (nm)
Sensor type: Silicon Photodiode (connected to meter)
Sensor sensitivity: 100 scotopic LUX
Sensor stability: ±2% change per year (in first two years)
Environment: 0 to 50°C / 32 to 122°F; max RH 95%
Battery Type: 1 x 9V alkaline
Battery Life: Approx. 150 hours of continuous use
Auto-off: after about 5 minutes of non-use
Dimensions: 5.6 x 3.1 x 1.25 inches
Weight (meter with sensor): 9.5 ounces
