I have 600w on the roof and another 200w portable I set out as needed. My two 100w portable panels are regular panels, with some PVC pipe to make a leg to tilt up the panel.
Vince and Susan
2011 Tiffin Phaeton 40QTH (Cummins ISC/Freightliner)
Flat towing a modified 2005 Jeep (Rubicon Wrangler)
Previously a 2002 Fleetwood Pace Arrow 37A and a 1995 Safari Trek 2830.