500x100x40mm Aluminum Heatsink With Fan For 200W 500W LED Light Cooling Cooler LED Plants Growing Indoor Lighting ,Higher Efficiency

Radiator built-in fanMore than 50000 Hours life span double lower Noise Material: aviation aluminum alloy + Fan Size: 1 Head 500mmx100mmx38mm suggest wat 100-500W Inner Diameten100 Outer Diameten100You may also like Aquarium Light Bulb 200W Plants Growing Lights Fish Tank Lights, Full Spectrum Fish Tank Lamp Aquatic Plants Saltwater Tank Coral ,Higher Efficiency.