Cooling accessory Cool Flow™ Fan 1040 for 4000+ series

Rechargeable ventilation accessory for the 4000+ series half masks for a comfortable fit. Heat and moisture inside the mask can be conveniently reduced via 1-button operation and 3-stage airflow adjustment.

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• rechargeable
• 3-stage airflow setting
• One-button operation

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• The battery can be charged with a USB charger.

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• Battery charging time 4 h