Hampton Bay White Dimmable LED Gimbal Track Lighting Fixture Easy Install 2700K warm light, wattage is 5.5-watt, lumen output is 260 lm and efficacy is 45 lm/Watt, CRI 80 Energy Star Rated, energy saving Dimmable, compatible with these dimmers: Lutron DVWCL-153PH, CTCL-153PDH,TGCL-153PH,S-600PR,TG-600PR; Leviton R62-06683, R12-06672 Standard voltage, Hardwired, for use in linear track light setup.