This Viqua/Trojan UV Systems Ballast, model number MISC-650694, is a crucial component for your hydroponic or outdoor lighting needs. Designed to power grow light ballasts, this item helps ensure your plants receive the proper light to flourish. With its durable construction and reliable performance, you can trust this ballast to provide the necessary electricity for your grow lighting and accessories. Whether you're an experienced gardener or just starting out, this Viqua/Trojan UV Systems Ballast is a must-have for anyone looking to take their hydroponic or outdoor gardening to the next level.