OX-ON Battery f/PAPR Comfort is a powerful rechargeable battery for the OX-ON Powered Air Comfort turbo unit. The Heavy Duty Li-ion battery capacity is up to 15 hours at an airflow of 170 l/min and up to 9 hours at an airflow of 210 l/min. The charging time is approx. 2 hours. 14.4V, 6,4 Ah.