... display case accent lighting.2) Artworok lighting, mood lighting, shop windows, gereral lighting.3) Hotel, office, cafe or other architectural lighting.Product Highlights 1) Easy ... % , PF > 0.9, Life Span > 50,000 hours.Specification1) Product Number: BL-DW-3x1W- SemiLED/ XRE BL-DW-3x3W- SemiLED ... ~100% and very stable10) External driver is sold with lighting fixture as a whole unit11) Life Span: 50,000 ...