Source: https://www.haichanglight.com/videos/airflow-series-led-high-bay-with-fin-cooling-launched-by-haichang-optotech.html
The new generation LED high bay with Airflow design is housed by heat sinking Fin shape aluminum. It's designed for replacement of traditional halide industrial lamps. It has IP65 protection for both indoor and outdoor applications, typically used in factories, gyms, warehouses and parking garages, etc..
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