Inogen G3 OxyGo BA-316 16-Cell Double Extended Battery Used – High Capacity
Ideal for Inogen One G3 or OxyGo portable oxygen concentrator users needing extra freedom. This used BA-316 is in. Compatible With: Inogen One G3 Portable Oxygen Concentrator & OxyGo POC models. Size: Large (L) - Fits seamlessly for doubled capacity.