CLEARANCE: BC Grow Gear - BC Ballast 1000w**DOES NOT QUALIFY FOR FREE SHIPPING
Features:
- Power Factor 99.9%
- Runs on 120 or 240 volt power, 50 hertz to 60 hertz
- Works with both metal halide (MH) and high pressure sodium (HPS) lamps
- External breaker system protects against power surges
- Actively fan-cooled and dimmable
- 4 Dimming Levels