4000mAh best jump starter EPower-100 can start 12V 2.5L gasoline car and 5V/2A USB port to charge mobile phone and PC tablet. Due to 160g weight, 155*79*16mm pocket size,you can easy to take it anywhere and anytime. At the same time, over 20 hours led light has sufficient amount to light the night.
5. Multifunction to restart car, recharge USB consumer electronics, light in the darkness. it is a best emergency tool to take a advanture in the wildness.
CARKU's unique smart clamp is designed with many functions to protect peak jump starter from any possible damage with improper operation. the black clamp is to connect car battery negative polarity"-", and red clamp is to connect the positive polarity"+".
Short-Circuit Protection
Prevent short-circuit while two clamps are connected.
Over-temperature Protection
Automatically stop working when temperature is getting too high.
Over-charge protection
Effectively prevent over-charge of the battery in the jump starter.
Reverse Polarity Protection
No damage happened while the clamps are connected in wrong terminals.
Over-discharge protection
Effectively prevent over-discharge of the battery in the jump starter.
Reverse-charge Protection
No reverse charging back to CARKU unit after the vehicle started.
Over-current protection
Protect when the discharge current is too big.
Over-voltage protection
Prevent there is big voltage difference between each cell.
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