Product benefits High luminous efficacy Energy savings up to 60 % (compared to luminaires that use CFL lamps) Very homogenous light Functional design Easy installation with fast connection External driver for extended flexibility (compatible with selected DALI drivers) 5 years guarantee Areas of application Direct replacement for luminaires with fluorescent lamps General illumination Public areas Stairways Corridors Foyers Shops Product features Diameter of required ceiling cut-out: 150 mm or 200 mm (depending on version) Type of protection: IP44