Inadequate illumination might pose security issues or result in OSHA violations. The Extech LT300 light meter can assess whether you have enough illumination to protect workers, students, visitors, patients, and attendees at various settings. This handheld gadget measures up to 40,000 Fc (or 400,000 Lux) with a remote light sensor connected via 12 in. Coiled cable (expandable to 24 in.). A large LCD readout shows a digital calculation as well as a supplementary analog bar graph for quick, dependable results. Comes with a 9V battery, light sensor with protective cover, protective holster, and a soft case.