The T8-4FT is an industry-leading 22W LED Tube (Type B) replacement lamp producing 2600 lumens.
  
TYPE B , Simplest Total System
direct wiring to mains,  BY PASS Ballast ,Uses no external driver or ballast. AC 100-277 V.
  
  
It has Glass Frosted Lens for even      light transmission and to prevent discoloration. Wide beam angle-220 Degree,G13 2 pin socket
  
Suitable for replacing 4-FT linear fluorescent lamps in      commercial and industrial locations: general indoor, lobbies, offices,      meeting rooms, restrooms, hallways, hallways, workstations, warehouses,      manufacturing, packaging, parking garages, and covered decks.