Quantum QT600 600 Watt HPS and MH Dimmable 120V/240V Digital Grow Light Lamp Ballasts with Stable Output Frequency 2 Pack
- DURABLE: This ballast can withstand the high heat and humidity that any garden can throw at it.
- FULLY COMPLIANT: Therefore, the Quantum Series Lighting is the only ballast that is FULLY compliant with Part 18 of FCC rules and regulations.
- POWER LEVELS: Run at 100%, 75% or 50% power.
- Accepts 120v or 240v (Both cords included).
- COOLING: Runs 15% cooler than other digital ballasts on the market.
- WARRANTY: 4 year Warranty: (3 year Manufacturer Warranty + 1 year VMInnovations Warranty).