The product is a set of three Hortilux Super HPS grow 1000-watt bulbs designed for digital ballasts used in hydroponics systems. These high-pressure sodium bulbs provide efficient and powerful light output for indoor gardening, promoting healthy growth and flowering in plants. With a wattage of 1000W and a socket size of E39, these bulbs are suitable for various grow setups and offer reliable performance from the trusted brand Hortilux Schreder. Perfect for those looking to enhance their indoor garden or setup with high-quality grow lights.