Rednecktek
Solar Wizard
That's definitely a modified sine wave inverter. It'll play holy havoc with anything that runs a motor (fans, fridge, etc) or anything with heavy power draws like a microwave or hot plate.
For round numbers when you do your power audit, call those bulbs 9w when you go to add them up.
For round numbers when you do your power audit, call those bulbs 9w when you go to add them up.