Ballast by-pass dual end power LED Tube lights. Length selections 2-foot, 3-foot, 4-foot, and 8-foot. CCT options 3500K, 4000K and 5000K. UL and DLC listed. Instant on, no flicker illumination. Glass housing, which inhibits yellowing and light distortion. L70 rating of 90,000 hours. Case Qty 25 pcs with exception of 8-foot tube; case quantity 10 pcs.