All battery purchases are final sale. There are no returns on batteries. This is the replacement 14.4 volt lithium ion battery for the Z1 PowerShell module. These batteries are specifically designed for the Z1 CPAP with the PowerShell module and will not work with any other device. The Z1™ offers interchangeable battery modules that enable you to have as many cord-free nights of cpap as you need. Going camping? Buy extra battery modules. 14.4v rechargeable Lithium Ion Battery Pack for the Z1 PowerShell Approved by the FAA for in-flight use. 45 watt hour lithium-ion battery Can operate as a failover power source for the Z1 This is the battery only. You must already have the Z1 PowerShell module with the battery shuttle to use these batteries. The batteries attach to the PowerShell battery shuttle with Velcro.
