Suction Machine Devilbiss Vaccu-Aide QSU (Quiet Suction Unit) with Battery and Reusable + Container + BagFeatures:Single power switch and pressure dial – for easy and intuitive operation, with a precise and accurate pressure readout.Very quiet operation – more comfortable for both patient and practitioner and allows for subtle public use.High-performance capabilities – up to 550mmHg suction and 27 l/min fluid flow.Low minimum vacuum strength – the strength of 50mmHg allows for neonatal use.Small, lightweight design – allows the unit to be transported easily and carried in public discreetly.Integrated bacterial filter – prevents contamination of device between patients and ensures long-term function.Automatic float shut-off – allows for additional ease of mind during use by preventing effluent overflow.Rechargeable battery – generates up to 60 minutes of continuous run-time per charge.Automatically recharges when plugged in – so the device is ready whenever you need it.Supplied with two chargers – for mains charging and DC charging directly from a vehicle.