Made of ABS. F-170/B works at all times: mechanically (50 lt./min x 30kg) by hand or foot control or electrically (12lt./min) with a continuous aspiration powered by a 12 Volts engine with 1 rechargeable 1,3Ah lead accumulator. Continuous 30 minute autonomy. LED displaying recharge level. Supplied with disposable filter, set of tubes and battery charger.