Accurate Illumination Measurement: The Digital Lux Meter WT81 Luxmeter Pocket Light Meter 0~200 Lux Handheld Illuminometer Sensor Photometer Measuring is a professional instrument designed to provide precise and reliable measurements of illumination and brightness Versatile Functionality: With its advanced features, this lux meter offers more than just measuring current illumination levels Wide Measurement Ran: Featuring a broad measurement ran of 0~200000 lux, this handheld illuminometer ensures accurate readings across different lighting conditions Convenient Data Stora: This digital lux meter offers both automatic and manual data stora options, allowing you to effortlessly store and retrieve illumination data User-Friendly Design: Designed with user convenience in mind, this lux meter comes with a compact size and lightweight design, making it portable and easy to carry around