... whiteLight source:Edison,Seoul,CreeLuminous flux:780lm (Edison),1100lm(Seoul and Cree)Beam angle:15 / 30 / 45 / 60 DegreesSafety ... Standard:CE and ROHSLED working temperature:less than 58 degreee CeliusTemperature:-40 ~ ... 1kh(Seoul and Cree)Life span:50,000 hoursNet Weight:600gApplications:meeting room, hotel, restaurant, exhibition, shops, and clothes press high power ...