Sperian Turbovisor type DTMV-1202 motor unit built into the headband with durable polycarbonatvisir. Comes with battery, charger, airflow indicator, face seal, 2 front cover lens, neck protector, P2-primary filter, prefilter and carry bag. Filters should be replaced as necessary but should be the primary filter for no more than max 40 hours. Facepiece will not protect against gases and vapors. Airflow: Minimum 180 l / min. Charging time: Approximately 14 hours. Run Time: Approximately 6 hours. Approved in accordance with standard EN 146th Spare parts are obtaining goods.