Phlizon Foldable 640W LED Grow Light. 640W folding led Specification Model : Phlizon FD8-I 640w led grow light hydro. Foldable grow lights use newest aluminum heat-sink design, No fans ZERO noise, passively cooled with aluminum alloy 8 LED bars as well as detachable driver that contribute to better airflow and great heat dissipation, reducing the probability of problems due to overheating, allowing your plants receive more energy.
eBay