1、MEMORY READING: The digital illuminance meter features maximum, minimum, and differential reading settings. It includes a data recording function, capable of storing up to 67 data sets. 2、EASY TO USE: The illuminance meter comes with a user friendly design, backlit LCD screen, high low illumination alerts, selectable lx, inch, candle, ℉, ℃ units, automatic shut off, and low battery indicator. 3、ACCURATE MEASUREMENTS: Our illuminance meter provides accurate and reliable measurements of light strength, allowing you to analyze and optimize lighting conditions for maximum efficiency and productivity. 4、VERSATILE APPLICATIONS: You can use this light meter in various environments, including indoor and outdoor settings, LED grow lights, gardens, offices, schools, warehouses, photography, videography, hospitals, scientific laboratories, and industrial applications. 5、COMPACT AND PORTABLE: With its compact size and lightweight design, this illuminance meter is highly portable and convenient to carry, making it an ideal tool for professionals in the lighting industry, researchers, and enthusiasts alike. Item Type: Digital Light Meter Material: ABS Battery: AAA battery x 3 (shipped without battery) Measuring Range: 0-200K Lx, 0Fc-20KFc Temperature: 0 to 60℃ Accuracy: ±3%rdg±8df < 10000Lx, ±4%rdg±10df > 10000Lx Spectrum Accuracy: CIE Vλ function (fl'≤6%, f2≤2%) Sampling Rate: 500ms 1 x Digital Light Meter 1 x Manual