LED recessed / surface-mounted downlight, Round. Toolless ceiling installation by leaf spring. Ceiling cut-out Ø 56 mm, Installation depth 3,5 mm, Outer diameter 75 mm, Weight 0,064 kg, with rotattionssymmetrical, deep, wide distributed light intensity. optimal light distribution due to a plastic, opal cover. Luminous flux 185 lm, Power 1 x 2,6 W, System Efficiency 71 lm/W, Light colour warm white, Correlated color temprature (CCT) 3.000 K, Colour rendering index CRI 81, Rated life time L70/B50 at 25 °C: 30000 h, Housing material: Aluminium / Steel / Plastic, Colour: Nickel, Permissible ambient temperature (ta): -20 °C - +25 °C, Protection class (EN 61140): III, Degree of protection (DIN EN 60529): IP20. For connection to an external driver, which is not included in the scope of delivery of the luminaire. Depending on driver dimmable.