Amazon has a Topvision 2200A Peak 21800mAh Portable Car Power Pack w/ 3.0 Quick Charge Sale, $63.99 after instant coupon -  Free Shipping. Expires Soon - Highly Rated at 4.7 out of 5 stars.

• Upgrade QDSP Technology: With the same battery capacity, our new Quick Discharge Start Power jump starter has 3-5 times enhanced current compare to the old 2nd generation. At the same time, It could balance temperature through reducing start up temperature by disruptive innovation of battery / assembly structure to keep safe start.
• POWERFUL JUMP STARTER: This compact car power pack is able to jump start 12V vehicles (up to 7.0L gas or 6.5L diesel engine) in seconds with 2200A peak current. The powerful lithium battery booster - up to 50 jump starts on a single charge. Suitable for car, truck, motorcycle, boat, RV or tractor and so on.
• A Life Saver: The Ultra-Bright LED light has 3 light modes with Flashlight, Strobe light, SOS light and which comes in handy in case of an emergency and outdoor adventures.
• 4 in 1 Multi-Function: Powerful Jump Starter + Portable Charger + LED Flashlight + S. O. S Lighting Signal for help. It can help you In any case especially for adventure, outdoor, daily, emergency, travel, etc.
• Ultimate Safety Protection: The high quality and spray gold clamps with a built-in protection circuit provides over-current protection, short circuit protection, over-load protection, over-voltage protection, over-charge protection. Provide ultimate protection for your safety.

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