- Each t8 LED light tube has an adjustable color switch attached which can be used to change between 3 cct color temperatures - enjoy your lights at 3500K natural white, 4000K cool white, or 5000K bright white. 
- Use these as a direct replacement to your existing fluorescent tube lights that make use of the ballast already in your ceiling fixture - compatible with an extensive list of ballasts so you can just install these without making any adjustment. 
- Feel free to hardwire these directly since these can handle single end or dual end powered bypass connections - capable of both 120V and 277V wiring installations and can work with existing shunted lamp holders/tombstones when dual end connected. 
- Astounding 50,000 hours of lifetime which means no replacement for up to 45 years, based on 3 hrs/day use - Use these in your shop, garage, workshop, office, basement, indoor, outdoor, or anywhere in your home requiring t8 LED lamps. 
- Each LED tube lights has a 3cct tunable switch, damp rated, UL listed and UL classified, DLC listed, works in direct wire ballast bypass single or double end installations, existing ballast fixtures, is g13 2-pin base, and backed by a 5 year warranty.