MR11 Down light Material:aluminum Operating volage:12V/max50w Lamp:MR11/G4 MR11 Down lightFeatures:Diameter: 63mmHigh: 25mmCut hole: 60mmMaterial: aluminumOperating voltage ... . Basic commercial lighting;B. Generally matching in downlight, celling light, household lighting etc;C. Shopping, lighting, specialty lighting, ... bars, airport, subway, cloverleaf junction andarchitecture field. MR11 Down light