Inogen One G4 External Battery Charger

Inogen One G4 External Battery Charger - Overview

All Inogen One G4 Portable Oxygen Concentrator batteries are compatible with this external charger. It allows you to store many batteries charged and prepared for use anytime you need them, making it the perfect partner for your G4 concentrator. 

This charger, which is specifically designed for Inogen One G4 Batteries, can fully recharge a single Battery in around 3 hours and a double battery in about 5 hours. The external battery charger comes with a universal AC power supply and a North American power cord that may be plugged into wall outlets in the US and Canada.