4ft 22W Integrated LED Tube Light, 5000K (Clear Trim), Can Daisy Chain Multiple Fixtures, UL Listed & DLC Qualified (4 Pack) UL Listed & DLC-qualified, meaning it's eligible for State and Nationwide rebate programs Long lasting life with a high color rendering index which reduces maintenance costs. Consumes only 18W when bypassing the ballast and 22W when tube is left operating with ballast. Provides a stunning 2250 lumens whether operated with or without ballast. Has no mercury or hazardous materials for an environmentally friendly product Saves 60% on your electricity bill!