Flashlights and working lights are practical, powerful aids for home or commercial applications. They facilitate numerous work activities. Robust and compact flashlights also offer a reliable, high-performance light source in demanding territories. Thus, in cave exploring, diving is possible without difficulties. Working lights are used in hobby rooms, as well as workshops, offices, treatment areas or factories. They provide greater comfort and allow precision work. Beneficiaries include modellers, car mechanics, goldsmiths and electricians.