Rest assured knowing you always have a method to power and even recharge the battery for your DeVilbiss iGo2 portable oxygen concentrator while on the road thanks to the DC power supply. This simple, yet highly effective iGo2 accessory is a must have when leaving the house with your DeVilbiss iGo2, giving you peace of mind knowing that if a scenario of you running low on battery life while away from home ever arises, you have a way to power and even recharge your oxygen concentrator. The DC power supply is compatible with your vehicle's cigarette lighter outlet—simply plug it in and then plug the other end into your DeVilbiss iGo2. Now while you're driving to your next appointment or on a road trip, you can always have your portable oxygen concentrator powered and the battery fully charged for once you are mobile. The best part is you can use your DeVilbiss iGo2 on all flow settings, and the battery will still charge.