AnkerDirect through Amazon has their Anker Roav Jump Starter 400A Car Battery Jump Starter and 9000mAh Portable Charger for $59.99 (79.99 – 20 coupon) with Free Shipping for a limited time. To get the discount, use the coupon code: ROAVKJ33 at checkout.
The Anker Roav can jumpstart a 5L Gas or 3L diesel engine up to 15 times on a single charge with 400 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 two built-in USB port with PowerIQ for portable charging of mobile devices with 9000mah capacity. It’s also designed to be safe with premium battery cells, circuitry and protect you and your devices from surges and short circuits.