Nekteck Car Jump Starter Portable Power Bank External Battery Charger 500A Peak

Description

Note:
Upon receiving the item,it?s recommended to fully charge the unit before using it.
Charge battery at least once every 3 months to avoid shortening its lifespan.
Press the on/off button for over 3 seconds to turn on the flashlight.
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Compact powerhouse that fits in your back pocket, will jump start your car, Also charges smartphones, tablets, speakers, and more.
500-amps of power jump starts your 5L gas or 3.0L diesel vehicle engine up to 12 times, and to get you back on the road fast.
12000mAh high battery capacity for cellphone and tablet (include Micro-USB Cable for any Micro-USB supported devices)
Built-in Super bright LED flashlight in case you are stranded at night.
Safety protection for overcharge, overvoltage, overcurrent, and short-circuit.
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ATTENTION:
Don't jump start any engine that exceeds the maximum displacement the unit can bear or it will cause serious damage to the unit.
Your jump starter will perform best when its battery is fully charged.
Don't connect the positive and negative polarity together when it's power on.
Don't crank the engine for more than 4 seconds. Allow the jump starter to cool down for at least 30 seconds after each jump-start.