The 1000w Watt HPS Grow Light Bulb is a high-intensity lamp specifically designed for flowering plants. With a red and orange spectrum and a power consumption of 1000 watts, this grow light bulb from HID lighting technology provides a bright and efficient light source for indoor and outdoor use. The energy-efficient design with an energy star rating and auto-dim function make it ideal for controlled environment gardening. This durable and long-lasting bulb, with a lifespan of 24000 hours, is lightweight at 16.8 oz and easy to install with a E39 socket size.