The Inogen One G3 External Battery Charger is an accessory for anyone using the Inogen One G3 system. This charger recharges both standard and extended batteries, making it a solution for users with multiple batteries. It features recharge times—up to 5 hours for a standard battery and up to 8 hours for an extended battery—allowing for quick and convenient use. The package includes the charger and AC input cord, ensuring you have everything you need to get started. Its compact design makes it easy to store or transport, making it an ideal choice for those who need to keep their batteries charged and ready for use. Purchase your External Battery Charger today!