Osram dst stick20 w865 e27 4008321360847 the osram dsst stick has a low energy consumption of 20w and an average life of up to 6000 hours the lamp has up to 80 less energy consumptions compared with ordinary light bulbs resulting in a fast return on investment areas of application include domestic and general illuminations wherever compact and efficient lamps are needed where cold light colours are needed and for outdoor use in enclosed and ventilated luminaires only base e27 ed