4-Range Settings: 4 ranges to choose from 0-200/2,000/20,000/200,000 Lux.MAX/MIN Readings: Digital illuminance meter is equipped with maximum, minimum, and average reading settings.High Precision: Range: 0.1~200,000Lux / 0.01~20,000Fc; Resolution: 0.1Lux / 0.01Fc; Accuracy: 4%.Environmental Meter: Wide range of application, use lux light meter for set design, factory, office, school or home use.Convenient Switches: Get better control over your readings with Data Hold for when you're recording information.Features:Measure environmental lux4 ranges to be switchableMAX/MIN readingsAuto/Manual range, Auto power off, data hold, low battery indicationSpecifications:Display: Large LCDLux Range: 0.1~200,000Lux, 0.01~20,000FcResolution: 0.1Lux / 0.01FcAccuracy: 4%Measurement speed: 2 times / secondUnits: Lux & FcPower: 1 * 9V battery (Not included)Operating Environment: 14 to 122F (-10 to 50C), 10%~90%RHDimensions: 145 X 67 X 33mm (5.7" x 2.6" x 1.3")Package Includes:1*Digital Lux Meter1*User ManualNote:1. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting.2. Due to the light and screen difference, the item's color may be slightly different from the pictures. Please understand.