Grand Master LED (GML) - Master 6 Bloom 730nm LED | 660W | 2.79 UMOL/J | IP66

660W Full Spectrum LED Grow Light – High Efficiency for Pro Grows

Perfect for commercial setups, vertical farming, low ceilings, and grow tents, this LED light delivers powerful, uniform coverage with top-tier efficiency.

Key Features:

✅ High-Efficiency Full Spectrum – Ideal for full-cycle growth
✅ IP66 Waterproof – Built for tough grow environments
✅ Foldable Design – Fast and hassle-free installation
✅ Manual Dimming Knob – Easy light control
✅ RJ14 Port Compatible – Works with most controllers
✅ Inventronics EUM-680 Driver – Reliable performance
✅ 3-Year Warranty – Long-term peace of mind

Specifications:

• Max Wattage: 660W @ 240V

• Voltage Range: 120–277V (480V available)

• Coverage Area: 5' x 5' flowering footprint

• PPF Efficacy: 2.79 µmol/J

• Total Output: 1946 µmol/s

• Dimensions: 44” x 44”

• Weight: 31.2 lbs (~14.15 kg)

• Mounting Height: 12–18" above canopy

• Certifications: ETL Listed, IP66 (DLC coming soon)

🚀 Efficient. Durable. Designed to grow big.