1. When starting the car, if the first start is unsuccessful, it means that the battery loss is serious, at this time, if you need to start the second and third time, you need an interval of more than 30 seconds, the start button can not be long pressed or used continuously without interval, otherwise it will lead to excessive current and battery heating.

2. Battery clamps must be inserted into the machine and clamped in place to avoid artificially causing the host starter port to melt.

3. Take down the battery clip normally after starting the car.

About this item
[POWERFUL JUMP STARTER] Car Jump Starter with600 amps peak current can jump starts 12V car, SUV, truck or van (5L petrol or 4L diesel engine) in seconds up to 30 times. This jump starter power supply is also a compact power bank with 8200mAh capacity, charge your phones, tablets or other devices and speeds up to 2.1 amps.
 [IP67 WATERPROOF] This water and dust resistant IP67 rated auxiliary battery can also be used in rainy weather.
 [MULTI-FUNCTION] This car jump start power supply has 3 LED light modes (normal, SOS, strobe and off) which is an emergency life saver when you go camping, picnic, outdoor adventure or investigations.
 [SAFETY TECHNIQUE] The patented safety technology of the smart battery clip has explosion protection and reverse polarity protection, which prevents the clamp from short circuit, high temperature, over voltage, over charge, over discharge, over current and reverse polarity making this the car jump package is totally safe for all users.If the battery voltage is very low, you have to Follow the Force start button function
 [WHAT YOU GET] CONENTOOL jump starter, smart jumper cables, charger, user manual, suitcase，3 years warranty and after-sales customer service anytime, please feel free to contact us .Our professional technical team will help you solve the problem within 24 hours.