... GU10 base 3W LED spot light Long lifespan 50000H,high illuminating Name: 3W spotlights MR16Specification and parameter:LED quantity3pcsShell materialAluminum ... efficiency, >80LM/W,Ra>70.7.High quality LED, low attenuation,10000H <5%.8.Colorful: White, ... factory, office, the reading lamp, corridor and stairs lighting.3.Municipal lighting, bank, infrastructure, stadium, airport, industrial facilities, ...