This 2 Quantum Dimmable Electronic Ballast 600W Indoor Grow Light is perfect for all your indoor gardening needs. It is suitable for use with grow lights and has dimming settings of 100%, 75%, and 50%. The ballast is designed to work with a voltage of 120V or 240V, making it a versatile option for different setups.

The ballast is made by SunGro Horticulture and comes with a range of features, including being dimmable. It is electronic in nature and has a wattage of 600W. This product is new and has not been used before. Get your hands on this high-quality ballast today and watch your indoor plants thrive!