“Please strictly follow the positive and negative poles, connect the red clip to the positive pole of the battery, and the black clip to the negative pole of the battery” Features: -It can jump start most vehicles (up to 6.0L gas or 3.0L diesel engine) with heavy durable clamps and cables, suitable for your 12V vehicles. -Not only as a car battery jump starter, but also can used as a power bank. Designed with 4*USB output (5V/2.1A), which can be used as a power bank and you can charge smartphones,tablets and so on. .
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