This is a replacement or additional battery for use with the Resmed Power Station Battery Kit for S9 Machines. You will be able to double your battery capacity when you use ResMed Power Station II.
If you are purchasing this battery to double ResMed Power Station II capacity, you will have to use the ResMed Battery Coupler Kit as well.
©ResMed 2013 Used with Permission.
Return On Warranty Issues or Mask Assurance Purchase Only.