Ask an expert!
Testboy is a leading manufacturer of electrical testing and measurement equipment for electricians, installers and maintenance professionals. Its portfolio includes voltage testers, multimeters, cable locators, socket testers and environmental measuring instruments designed to deliver reliable and accurate results in industrial, commercial and residential applications. Professionals worldwide trust Testboy products for safety, durability and ease of use.
The Testboy TV 333 digital luxmeter accurately measures light intensity up to 100,000 Lux, even in hard-to-reach areas thanks to its free-moving sensor. With a large, high-contrast display and sensor protection cover, it's ideal for use in offices, classrooms, and public buildings.
