The Keystone Future Fit LED Kits are ideal for converting your traditional fluorescent fixtures into energy-efficient LED lighting systems. It includes a Keystone driver, LED modules, and mounting accessories to easily install this retrofit. The KT-RKIT-22-4000-840-VDIM-IP is a linear LED kit that is great for converting outdated 2x2 fixtures. This 36 Watt retrofit delivers 3,860 lumens of cool white 4000K light. Equipped with 0-10V dimming, this retrofit kit gives you full control over the light levels. Upgrading your fixtures to LED is as easy as zip-screwing in our Future Fit LED retrofit kits.