4', 32W, 2 Lamp, T8 Commercial Wrap Light, Universal 120V-277V Electronic Ballast, Economy & Energy Efficient Performance, Clean, Low Profile Design, Utilizes A Clear, Low Brightness, Extruded Acrylic Refractor & A Heavy Gauge Steel End Plate With Embossed Light Seal For Dependable Performance, Used For Commercial Spaces, Schools, Dormitories, Offices & Retail Areas.