The Inogen One G5 offers the most oxygen per kilogram for a portable oxygen concentrator on the market today. With flow settings from 1-6, the Inogen One G5 is designed to dramatically increase independence for most supplemental oxygen users 24/7. It can be charged at home or on the go - giving patients the freedom of Oxygen. Anytime. Anywhere. The Inogen One G5 is your one solution, your single solution, for oxygen at home or away.The Inogen One G5 System (IS-500): • Compact and Lightweight• Flow Settings 1-6• Intelligent Pulse Oxygen Delivery• Designed for 24 Hour Use• New Easy-To-Read Symbolized LCD DisplayInogen One G5 DC Power Cable* Item #BA-306Inogen One G5 Lithium Ion Battery* Up to 6.5 hours run time Item #BA-500Inogen One G5 Carry Bag* Item #CA-500Inogen One G5 Backpack** Item #CA-550Inogen One®G5 Extended Life Lithium Ion Battery** Up to 13 hours run time Item #BA-516Product Specifications:Weight 2,2 kg. (4.7 lbs.) (includes single battery)Size Length: 18,26 cm. (7.19 in.)Width: 8,28 cm. (3.26 in.)Height: 20,7 cm. (8.15 in.) (includes single battery)Oxygen Flow Pulse dose delivery system Six flow settings 1, 2, 3,4,5,6Power AC Power Supply 100-240VAC, 50-60Hz (auto sensing 1.0A to allow worldwide use)DC Power Cable: DC input 13.5-15.5VDC, 10AMax. for mobile use in car Battery Duration (single battery): Up to 6.5 hours Recharge up to 3 hours with AC or DC powerDuration (double battery): Up to 13 hours Recharge up to 6 hours with AC or DC powerNoise Level 38 dBA*Operation Simple control functions and easy-to-read symbolized LCD displayUse Designed for 24/7 use and conforms to all applicable FAA requirements for POC use on board an aircraft