eBay offers EverStart J5CPDE Maxx Jump Starter and Power Station, 1200 Peak Battery Amps for $29 (orig. $107) with free shipping.

Note:  Like new condition!

Product Description:
Like New - Inventory is in Like New & Fully Functional condition however the product may have been taken out of the packaging and tested or the outer packaging may show little signs of scuffs, dents or may have also been repackaged. Please note that Major Appliances may have sustained minor or major blemishes/dents either on the front of the appliance or sides. These products are fully warranted and are 100% brand new and guaranteed to be defect-free upon delivery.