PRODUCT DESCRIPTION:MaxLite LED T8 Linear Replacement Lamps are the ideal energy saving choices when upgrading traditional linear T8 or T12 fluorescent lamps in fixtures containing standard G13 (medium bi-pin) sockets. The LED T8 lamps are designed to provide appropriate light levels while utilizing a dedicated internal driver and require non-shunted G13 medium bi-pin lamp holders. FEATURES:• 2’ & 4’ lamps are DesignLights Consortium® (DLC) qualified • Universal voltage: 120V-277V applications• Color Rendering Index (CRI): ?82• 50,000 hour life• THD <20%• High power factor: ?.90• Easy retrofit into most common linear fluorescent fixtures• Simple ballast bypass• Instant on• Mercury free and virtually no UV or IR light• Non dimmable• Suitable for enclosed fixture• Five year limited warranty (10 Year optional)