This 18W frosted-cover LED tube light from Keystone is the replacement for a 4ft. fluorescent T8 tube. DirectDrive eliminates the need for a ballast or external driver. This long-lasting LED emits more lumens using less energy, saving you electricity every time you turn it on.
Replaces Conventional Fluorescent Lamp
50,000 Hours Life and 5 Year Warranty
100 Lumens Per Watt
Color Rendering Index : 80