VIVOSUN Horticulture 600 watt Dimmable Digital Electronic Ballast for Hydroponic HPS MH Grow Light UL Listed & Soft Start Protection Space Gray
- Quality Assurance: UL listed, 3-year warranty, professional after-sales service.
- Spec.: Runs on 120 - 240V, 50/60Hz, 8ft 120V power cord.
- Watt Option: 250w / 400w / 600w / Super lumens (110%).
- Protection System: Overheating protection, end-of-bulb-life protection, short-circuit protection, ignition-failure protection.
- Notice: Set ballast to the same watt option as the matched bulb before started.