... 80% 1)Life time:6000~10000h 2)Ce,Rohs,Iso,Meps,Saa 3)Good quality for all over the world Detailed Description: Energy ... b)6000~10000hours lifetime c)ce,rohs,iso,saa,meps certifications 2)Application: widely used as public lighting, in street, garden, office, home ... with our own design and manufature team. Long lifespan, triband Half spiral energy saving lamp