There's a fellow on YouTube, will prowse, does a lot of solar stuff. Reviews, builds ect. Using his info, I built my own system. 100ahr lifepo battery, 20 amp mppt charge controller, 500w pure sine inverter, and a variable voltage power supply for charging from the grid. Also, 2 x 100w panels. Used ...

Thank you folks for the replies. I've been wondering if I should be in a hurry to get a spare....

It has 4800hrs and I'm wondering how long i can expect it to live.

I can't give you much help on your cpap issue but, if you are new to the afib/flutter world, I can speak to that. Find yourself an Electrophysiologist! Do it now! New information on the streets says that, what you have, will become heart failure. I was diagnosed 21 months ago. Just had catheter abla...

Dang it! I just bought a 10 vauto, new, $1400ish. New to this apnea thing... like drinking from a fire hose the last 2 weeks. Had no idea which machine to get, followed the advice of the sleep study provider.