WAC Lighting JTK-101-WT/WT J Series Line Voltage Track Head Construction: die Cast aluminum construction with polycarbonate track adaptor and aiming screws in black or White to match track finish For use with 120V track. Track Fixture is available in H, j/j2, and L track configurations. Order according to track layout specifications Includes 50W halogen GU10 lamp & decorative glass shade Smooth and continuous dimming to 10% with an electronic low Voltage or triac dimmer Easily re-lamped from the front without the use of tools. Standards: UL & CUL listed for dry locations Includes a GU10 lamp to achieve the sleek look of MR16 Fixtures do not need a transformer Track heads allow the use of decorative glass shades Amber Glass Shade White Finish