Commercial lighting designs are used for commercial spaces like offices, hospitals, restaurants, educational institutions, and government buildings. https://zigbeealliance.org/news_and_articles/collaboration-brings-zigbee-to-dali-gateway-to-the-iot/

The IK rating is an international standard that indicates how resistant a product is to impact. The standard BS EN 62262 relates to IK ratings. https://www.designplan.co.uk/technical/technical-information/ik-rating/

A revolutionary floodlighting system for sports and planar lighting with unmatched performance, efficiency and quality of light. The Sirius® high power floodlight scores top marks in terms of lumen output with up to 309,000lm. https://www.siteco.com/products/productfamily-64?catalogue=uk_en&cHash=9cf20977df7a6a8b60830bcf0717f211