Graham Field John Bunn Clear View Humidity Trap Collection System, 25 Each Per Case Captive Technologies Neb Tubing Latex two (2) tube bladder M024 10 W 090 Latex two (2) tube bladder Pulse Flow Settings Standard 8 Cell Battery Extended 16 Cell Battery Setting 1 6 hours and 35 minutes 13 hours and 28 minutes Setting 2 5 hours and 3 minutes 10 hours and 22 minutes Setting 3 3 hours and 27 minutes 7 hours and 1 minute Setting 4 2 hours and 25 minutes 4 hours and 55 minutes Setting 5 1 hour and 51 minutes 3 hours and 48 minutes Setting 6 1 hour and 26 minutes 2 hours and 58 minutes Specification easily cleaned in detergent or vinegar bath