Morningstar SureSine, 300 Watt Sine Wave Inverter 115VAC http://www.solar-electric.com/mosu300wasiw.html 2 for sale . I updated to a 6.8 KW unit. New In box is two. these cost new at 278USD plus shipping & tariffs and Canadian Customs extortion . I still run 3 of theses in the winter in the outback emergency cabins . I don't need 4 spares 2 left Spec sheet : http://www.morningstarcorp.com/wp-content/uploads/2014/02/SureSineENG_R2_1_08.pdf If this Add is still up & is posted , It's for sale . I do remove adds as they are sold ASAP . So no emails asking if it is still for sale & phishing for e-mail addresses..