Bernie, you can purchase a high quality, pure sine-wave inverter for under $150 that will last you lifetime and provides 1,000-watts of pure, clean power when you need it. Take a look at Amazon

Good luck,

Gary cool
_________________________
PSR-S950, TC Helicon Harmony-M, Digitech VR, Samson Q7, Sennheiser E855, Custom Console, and lots of other silly stuff!

K+E=W (Knowledge Plus Experience = Wisdom.)