9w gx53 1. CE/GS/EMC/ROHS Compliant 2. 303lm, Class A 3. 10,000H,CRI>80 4. Glass cover,PBT body 9w gx531. CE/GS/EMC/ROHS Compliant2. 303lm, Class A,tri-phosper powder inside3. 10,000H, chip inside to gurantee long lifetime.4. CRI>805. Glass cover,PBT body6.Burner: CFL7.Glass cover: the glass will not become yellow after lighing long time.8. Lumen maintenance after 2000h>80%9.Switching>10,000h10. ...