T8 LED (light emitting diode) tube light bulb with single pin base. Designed to work without the fluorescent ballast in place and requires rewiring of the light fixture by a qualified electrician. Installation instructions and field installed labels to warn against installing fluorescent bulbs included. Features double ended wiring ensuring bulb will work with either shunted or non-shunted lamp holders. Built-in shock resistant circuit. All glass tube prevents sagging and yellowing over time. Damp location rated, cULus classified and DLC (DesignLights Consortium) certified. 5-year warranty. Lawful for sale in California.