Interesting CPAP Lithium 30 amp hour battery + charger
http://www.ebay.com/itm/12V-30AH-battery-pack-lithium-Portable-emergency-camping-Power-Supply-30000-mAh-/262984164559?hash=item3d3b13e4cf:g:vZAAAOSwPK1ZQcsL
Forum Discussion
I tried a LI 12v battery booster for a backup plan with my CPAP. It only lasted about 4 hours. Got it on Amazon and returned it when it didn't work. Decided that these are great for short bursts of power, or long stretches at low current. This one sounds different.
