Milwaukee MW700 PRO Lux (Light) Meter

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 alka 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