eCase via Amazon offers the Kmashi 400-amp Peak 8,000mAh Compact Car Jump Starter / Portable Battery Pack for $27.99 with free shipping. That's the best deal today by $5 and tied with our mention from three weeks ago as the lowest price we've seen. It features a USB smart charging port, heavy-duty car clamps and cables, built-in 3-mode LED flashlight, and advanced safety protection.