The two models are Yamaha’s 1000 and 2000 watt generator models equipped with inverter technology which produces cleaner and fuel efficient electrical current as well stable enough to power even sensitive electronics built with microchips like computers, smart phones, LCD flat screen televisions and monitors, among others. Yamaha EF1000iS – this is a 900 watt rated AC output with a maximum output of 1000 watts. It is also capable of 12v DC output. It is a very compact and portable […] Read more »