... lifespan 5. no UV or IR high brightness 1×4w MR16 led spot light with gu5.3 baseBase Parameters:Reference number: ... Functions:-Strong point: excellent optical design with double reflector, Light more focus, Better light effect, Better light efficiency-No glare, No dark ... more safe and no flickingLamp Dimension:Applications for mr16 led spot light:1. Recessed lighting, shelf lighting, ceiling/wall ...