Powerful Multi-function Jump Starter
When portable battery jumper is known to all drivers, it becomes a must for them if their cars have been used for over one or two years. We always see people waiting on the road for tow truck or others for help, but we never get stuck with dying car battery if you have a pocket design mini battery jumper 21000mAh like this model EPower-217, which is applied with quick charge technology to save a lot of charging time, and Type C PD30W can connect macbook.
How to use best battery jumper to start your car?
* Please connect the plug to jump starter 12V;
* Please connect red clamp of jump cable to car battery positive pole"+", and connect black clamp to car battery negative pole"-";* Please go into car and start your engine;
* Please remove the clamps from the car battery.
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