LED high bay spotlight for indoor and outdoor use in a semi-circular design. The smooth surface has a particularly low tendency to get dirty and is easy to clean. High-quality aluminum housing. Suspended installation with chain or rope possible. The eyelet for hanging and a locking screw are mounted on the luminaire. Lenses for directing light and limiting glare. Efficient thermal management. Resistant to common cleaning agents, dustproof, protected against cleaning with a high-pressure cleaner and impact-resistant up to 20 years. Long service life, high luminous flux, uniform illumination. Low maintenance. Energy savings of up to 60% compared to a conventional high bay spotlight. Shatterproof, suitable for use in IFS-certified areas.