Return Policy: You may return unopened, unused products up to 30 days from the original ship date for a full refund, minus a 15% restocking fee and any shipping fees.
The Z1™ is a rechargeable Lithium Ion Battery Pack for the Z1 PowerShell™. Each battery can last for up to two nights of cord-free CPAP use with a single charge! Going camping? Buy extra battery modules.
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