Digital Luxmeter Wt81 Portable Light Meter Tester 0-200,000 Lux Test Illuminometer Tester Data Storage [High Performance] The digital light meter is a professional instrument for measuring lighting and brightness. The illuminometer is designed in accordance with industrial safety and health measurement requirements. Brightness measurement range 0-200,000 Lux. The illuminometer uses photosensitive detection technology to measure light more stably and accurately.[LCD Screen] This portable mini digital light meter has a backlit LCD screen that you can read clearly the data. This light meter has high precision and fast response, as well as auto-zeroing function. You can measure the current lighting and temperature.[Multi-function] The portable light meter is convenient to use, with high accuracy and quick response. High precision light measurement. The illuminometer supports data hold, auto power off, auto and manual data storage, low battery indication function. You can switch between lighting unit and temperature.[Humanized Design] Ergonomic design makes operation easy and convenient. Small in size, compact and lightweight, you can put it in your pocket. The soft rubber outer sleeve not only increases friction and prevents slipping, but also effectively protects the instrument.[Suitable for different purposes] Our digital light meter can be widely used for lighting testing in public stores, libraries, museums, lamp factories, shooting, stage lighting arrangement, light intensity measurement engineering, quality control, offices, transportation routes, families, etc.