All battery purchases are final sale. There are no returns on batteries. The SeQual eQuinox 24 cell replacement battery gives you up to 5.9 hours of extended battery life. The 24-cell battery is the larger of the two options, and it provides twice as much battery life as the 12-cell battery. This opens up more opportunities for those who need to use their Equinox for many hours during the day. The 24 cell rechargeable battery allows you to easily charge an additional battery in your home or office for longer vacations or flights. The Equinox 24 cell battery is the ultimate travel accessory and is energy efficient.For even more convenience and time between charges and having to plug it into an AC or DC power source, charge up an extra 24-cell battery and add it to your accessory bag. This is recommended, even if you don't think you will need it, because travel set-backs are never planned.Get the maximum amount hours out of your SeQual Equinox portable oxygen concentrator with an extra 24 cell replacement battery! If you want a smaller battery, click here to view the Equinox 12 cell battery. Product Features Lasts over 5.9 hours on pulse and over 2.75 hour on continuous when fully charged on a setting of 2Charges in under 4 hours when the battery is fully depletedFits into most backpacks, bags or pursesExcellent travel accessory Dimensions 12 inches Long x 4 inches High x 3 inches Wide Product Weight 3.0 pounds Warranty 90 Day Manufacturers Warranty Battery Charging Time 1.5 to 3.5 Hours (Depending on remaining battery life) Battery Duration 2.75 hours on a Continuous setting of 2 LPM5.9 hours on a Pulse setting of 2 FAA Approved Yes Manufacturer SeQual
