HVN-510U Cooling Jacket and HVN-400U Cooling Vest. Sold individually — each garment uses two fans.

Model: FAN2100BU

Airflow: Up to 12 gallons per second (≈189 CFM), rated output

Design: Compact, lightweight, one-touch attachment

Never insert fingers or objects into a running fan. In dusty environments, inspect and clean regularly to maintain airflow.

Remove before washing the garment. Not waterproof — do not use in heavy rain.