Satco 35 Watt LED A25 Hi-Pro HID 4000K Light Blub is designed to replace traditional HID bulbs in high bay and other high ceiling applications. It emits a cool white 4000K color temperature and produces a bright and consistent light output of 4725 lumens. This LED bulb an energy-efficient and long-lasting , with a lifespan of up to 50,000 hours. Featuring a mogul extended base and ballast bypass type A design, it requires bypassing the ballast and direct wiring to the socket for proper operation. Its high efficiency and energy savings make it an i choice for commercial and industrial lighting, providing a cost-effective and reliable solution for illuminating high bay and other high-ceiling areas. Model Number: S13109