hykolity 4FT LED T8 Tube Lights 20PK 5CCT Ballast Bypass 18W UL 2400LM.
Special Feature Single or Dual ended Connection, ballast bypass:The T8 led tube light is direct wire that are not ballast compatible. These tubes require the ballast to be disconnected and removed from the fixture prior to installation, color temperature selectable: 3000K/3500K/4000K/5000K /6500K Selectable, flicker free, no radio interference Single or Dual ended Connection, ballast bypass:The T8 led tube light is direct wire that are not ballast compatible.