• Light weight and silent running
• Four output settings - 250W, 400W, 600W and Super Lumens 660W
• Soft Start and Thermal Protection
• Compatible with 600W High Pressure Sodium (HPS) or Metal Halide (MH) lamps
• Wall mountable

The Comet 600w Digital Dimmable Ballast features 4 output settings, giving you the ability to control the light output from your lamp to your plants. There are two dimmable options (250w & 400w) and a ‘super-lumens’ boost option.