The Keystone XFit LED strip retrofit kits are an excellent choice to upgrade your outdated fluorescent strip fixtures into energy efficient, long lasting LED strip fixtures without modifying the existing fixture mounting, while also saving time and money on labor. This retrofit kit is both CCT-selectable and wattage-selectable, allowing the user to easily select between 3 different white light color temperatures as well as 3 different wattage and resulting lumen level options. Each retrofit kit includes a pre-wired driver, installation brackets, lenses, and necessary hardware.