Extech LT10 Pocket Series Light Meter (40000Lux)

Measurement Range :
Lux : 200.0, 2000, 20000, 40000
Fc : 20.0, 200.0, 2000, 4000
Accuracy :
± (5% reading + 10 digits (<10000 LUX/fc)
± (10% reading + 10 digits (>10000 LUX/fc)
Display : 1999 Count Backlit LCD with LUX, fc, battery, and MAX indicators
Response time : 1.5 times/second
Meter automatically switches off after 17 minutes of inactivity
Operating Conditions : 0 to 40°C (32 to 104°F); <80% RH
Storage Conditions : ‐10 to 60°C (14 to 140°F); <80% RH
Power Supply : 9V Battery / low battery indicator alerts user
Dimensions: 157 (H) x 54 (W) x 34 (D) mm (6.2 x 2.1 x 1.3 ")
Weight: 170 g (6 oz.)Complete with 9V battery, manual

Manual