Stepless dimmable mobile work light from Setolite (series 4000A) is rechargeable (Lithium-ion), for professionals and made of high-quality material. The dimmed runtime is to 20 hours, while the lens is made of impact-resistant polycarbonate. Setolite has an incredible reputation by providing high quality and professional advice. Many defence clients rely on their products: Setolite provides a wide range of products for use in spaces in which area-lighting is needed.