Features:1. Mini lux meter with stable, safe and reliable measurement.2. Wide measuring range: 0-200,000 lux.3. The unit of measurement can be changed: Lux or HR.4. Backlit LCD display: can be seen clearly in the dark.5. Low battery indication and automatic shutdown, energy saving.Description:The Lux meter is widely used in electro-optical sources, research teaching, metallurgy construction, industrial inspection, as well as agricultural research and lighting control.Specifications:Model: AS803 Item size: 160x48x25mmMeasurement range: 1 to LuxSampling rate: 1.5 times / secAccuracy: 4% + 10Units selection: Lux / FcTemperature change: 0.1% / Measurement selection: Automatic / ManualRepeatability: 2%Operating condition: 0 ~ 50 80% RH non-condensingStorage conditions: -10 -50 70% RH non-condensingPackage Included:1 set * Lux meter(battery not included)Notes:1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.