The Precision Medical EasyPulse Oxygen Concentrator External Battery is an additional power source that is used with the EasyPulse POC-3 and EasyPulse POC-5. It is the perfect complement to your EasyPulse POC. It attaches to the EasyPulse Concentrator and provides approximately 3 additional hours of use. You can enjoy more time outside doing many of the things you thought were no longer possible. Being on oxygen no longer means being stuck indoors.
• External lithium-ion battery for provides up to 5.5 hours of duration for the EasyPulse POC-3 and up to 4.7 hours for the EasyPulse POC-5
• External battery is not intended to be charger while connected to your EasyPulse POC
• Proper Use: To prolong life of the battery, it is best to charge the battery frequently instead of waiting until the battery is fully discharged
• Storage: When storing for prolong periods of time without use (longer than one month) be sure to charge the battery to around 50% charge level to prolong life of the battery