Giandel via Amazon offers its Giandel 2,000-watt Power Inverter for $149.89. Coupon code "UFCF5RTF" cuts that to $104.92. With free shipping, that's tied with our February mention, $45 off, and the lowest price we could find. It features dual AC outlets, a 2.4A USB port, 2,000 watts continuous power and 4,000 watts peak power.