Halogen Capsule Halogen Capsule Lamp Description Low-voltage operation with 12V Power sully Diffuser With front glass Life Span 2,000 hrs Color Temp. 3000K CRI (Ra) Excellent color rendering ( Ra = 100 ) Dimmable Dimmable when using with dimmable switch Lamp Base1 G4 lamp holder for 10w and 20w and GY6.35 for 50w.