G13 Medium Bi-Pin Base; 2160lm Lumens; 4000K Color Temperature; 48" Nominal Length; 18W Power Rating; 100 to 277VAC Voltage Rating; Single Ended Connection; Direct Wire Compatible; Frosted Lens Type; 120lm/W Efficacy; Aluminum Body; Polycarbonate Lens; 1.024" Overall Width; No Dimmable; 50000 Hours Nominal Life