New for 2016, The Longest Lasting Battery on the Market!</br>DIRECT CONNECT: No Messy Kits, No Adapter Plugs, No Adapter Wires.......Connect Direct!</br>RESMED AirSense, AirCurve and ResMed S9, CPAP and VPAP</br>FAA Compliant</br>No prescription required</br></br>Product Description</br></br>New for 2016, the longest lasting CPAP battery on the market! Battery is $10 more than 2nd best battery on the market. Made for ResMed AirSense,AirCurve and ResMed S9 CPAP Machines.</br><br/>http://www.amazon.com/gp/product/B0185Z2OY6