MINI DIGITAL LUX METER DIGITAL LIGHT METER DIGITAL ILLUMINATION INTENSITY METER Features: Measuring Range:0lux~200, 000lux/0fc~185, 806fc Accuracy: • ±3% Rdg±0.5%F.S.(<10, 000lux) • ±4% Rdg±10dgts.(>10, 000lux) Digital Updates:2 Times / S Photometric Sensor:Silicon Diode Battery Life:Not Less Than 60 Hours Operating Temperature And Humidity:0°C~ 40°C, 10%Rh ~ 90%Rh Storage Temperature And Humidity:-20°C~ 50°C, 10%Rh ~ 90%Rh Power:9vbattery Unit Size:52.5*35.5*166mm Net Weight: 110.4g Lux (Lux) / Fc (Footcandles) Unit Selection Function After 5 Minute Auto Power Off Backlight Function Maximum And Minimum Measurements Automatic Measurement Function(Auto) Data Rise And Fall Time Is Short Low Battery Indication