This InogenOne G4's Universal AC Power Supply automatically adapts to input voltages from 100V to 240V (50-60HZ) permitting use with most AC (Wall) power sources throughout the world. (A plug adapter may be needed to convert plug connectors for usage outside of North America.)
USAGE: When plugged into wall power this power supply WILL charge any battery installed in your G4 concentrator regardless of whether the device itself is currently turned on.
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