Low Voltage track head for the WAC 802 track light. Power: 50W; Input: 120 VAC, 50/60Hz ELV Dimming: 100-15% Construction: Die-cast aluminum track head with polycarbonate transformer case and track adapter. Bi-pin ceramic socket for MR16 lamp. Swivel yoke for easy aiming 350° horizontal rotation and 90° vertical tilt Mesh back vent for heat dissipation Clear lens included Transformer concealed within the fixture