Ebay offers Goodall 12V 10,000A Jump Pack for $841.58 with free shipping.

Product Description:
Built to last, starts the toughest Class 8 engines on demand. The Jump Pack is equipped with proprietary technology, which providesan instantenous energy transfer to the battery the moment the cables are properly connected, which maximizes jump-starter perfromance. The Jump Pack provides reliable power to get you back on the road, quickly and safely.

12 V, 10000 amps,133200 Joules

Lithium-Ion powered, Jumpstarts the toughest Class 8 engines

Charges any USB device including cell phones

Solid state technology control provides longer durability

500 lumen emergency LED light