AnkerDirect through Amazon has their Anker PowerCore Jump Starter 600 Car Battery Jump Starter and 15000mAh Portable Charger for $75.99 (regularly $99.99) with Free Shipping for a limited time.
The Anker PowerCore can jumpstart a 5L Gas or 3L diesel engine up to 20 times on a single charge with 600 amps of peak current and heavy duty clamps and cables. It is ultra compact and small enough to store in glovebox and light enough to pack in your bag. It has a built-in USB ports for portable charging of mobile devices with 15000mah capacity and adaptive PowerIQ Charging Technology at Speeds of up to 2.1 Amps per Port or 4.2 Amps Overall. It’s also designed to be safe with premium battery cells, circuitry and protect you and your devices from surges and short circuits.