crystal spot light MR16 0807 1.polyresin surface can be in GD/CH color 2.crystal shade is K9 quality 3.use for showcase. crystal spot light MR16 S1293ADS1.Material: Zinc alloy, black surface with gold decorated.crystal shade is K9 quality2.Lampholder: GU5.3, suitable for 35W,50W halogen bulb.3.recessed mounting, suitable for showcase. crystal spot light MR16 0807