Adjustable power: 15W, 20W or 25W selectable Ideal for office workstations due to UGR value Tool-free terminal connection (through-wirable with integrated strain relief) Splash-proof housing design (IP 54 on the front) Suitable for central battery 'COLORselect': 3 light colors in one lamp. The right light color can be set for every application environment. Warm white 3,000 K: hotel, shop, wellness/spa areas, home & living Neutral white 4,000 K: office, catering, industry, sanitary facilities, retirement homes and hospitals Daylight white 5,700 K: industry, conference rooms, educational institutions, office