I was looking at this:
http://www.amazon.co.uk/Ring-Automotive-RINV2200P-12V-Dc/dp/B008MYQCR6
Pure sine wave as I have had issues with modified types in the past.
http://www.amazon.co.uk/Ring-Automotive-RINV2200P-12V-Dc/dp/B008MYQCR6
Pure sine wave as I have had issues with modified types in the past.