Portfolio 5.5-in Polished Nickel Mini Pendant 5.5 x 5.5 x 68.4 71" Max Lenght, 5.5" Wide Shade,60" Cord, Frosted White Glass Shade, 452 lumens, 7.19 watts, 62.87 efficacy, 80 CRI, 3000K color temperature This product has been tested and is compatible with the following dimmer switches: 471635 Lutron Maestro, 160613 Lutron Diva dimmer, 648076 Lutron Caseta, 761407 Legrand Radiant, 480245 Eaton HALO