Gooloo via Amazon offers the Gooloo 18,000mAh Portable Battery Pack and Car Jump Starter for $69.99. Coupon code "36I6TX5J" cuts it to $55.99. With free shipping, that's $2 under our August mention, $184 off, and the lowest price we could find. It comes with jump start clamps and features dual USB ports, an LED light, and cigarette lighter socket.