400W LED Grow Light | LM281B + 660/730nm/UVA | Dimming & Daisy Chain | 110-277V

🌱 Full-Spectrum Science: LM281B + 660/730nm/UVA for explosive growth and 30% higher yields. 🔌 Smart Dimming & Daisy Chain: 0-10V control + link unlimited lights (110-277V input). 🌍 Universal Voltage: Energy-efficient performance for global growers. 🌡️ Durable Cooling: Aluminum heat sinks ensure 50,000-hour reliability. 💡 Pro-Grade Coverage: Perfect for 4x4 ft tents—ideal for veggies, or herbs.