A: If you bought a portable car battery booster jump starter, please follow the steps below: 1.Please connect the jumper cable to powerstation jump starter 12V; 2.Please connect red clamp of jump cable to car battery positive pole"+", and connect black clamp to car battery negative pole"-"; 3.Please go into car and ...
A: Please find another good car, and use jump lead to connect two cars. Please do remember red jumper connector to car battery positive pole"+", black one to negative pole"-“, and then restart the car key and engine. Do you think you will get into trouble if you can't find a car in time, what do you do? No...
A: Make sure over threeled indicators of batteryfor carku 12V car jump starter. 1.Please connect the plug to jump starter 12V; 2.Please connect red clamp of jump cable to car battery positive pole"+", and connect black clamp to car battery negative pole"-"; 3. Please go into car and start your engine; 4.Please re...
A: supercapacitor jump starter is made of high power capacitor in the jump starter housing. It is quite safe without battery built-in. the highlight ishigh efficiency, large discharging current, wide range of voltage and temperature, long cycling life, maintenance-free, and more suitable to environmental conditions for emergen...
A: CARKU BOX is a mother docking station charger with 10 pcs shared power bank 6000mAh. You can rental one power bank for half one hour, one hour, or one day, and charges will calculated by timing with app in your smart phone.
A: All CARKU jump starters are required to drop the product with numerous times to test impact shock, but different models has different height limit from 0.7m to 1.5m.
A: More than 1000 life cycles. It refers to fully charge everytime when jump starer is completely out of power. You charge jump starter frequently like your smartphone although it has much more power, which won't decrease the life cycles.
A: It depends on the battery capacity of jump starter you buy. the bigger battery capacity is, the longer it takes. Normally CARKU jump starters require the amount of time for full charge as following: 4000mAh to 8000mAh around 2--3 hours 10,000mAh to 12,000mAh around 3--4 hours 15000mAh ...
A: Normally your jump starter can keep energy with6-12 months in full charge, but we do advise you to recharge it every 3 months so that it can have the best performance when it jumps start your cars.
A: the 12V lithium-ion battery is built inCARKU jump starter. When your 12V car battery is nearly drained, you can take your jump starter out, plug one end of jump cable into the device, and other end to connect car battery "+" and "-", then start the engine. you can make it. Besides, you can use USB cable to connect different...
A: Choosing a portable jump starter is very important to your car and your safety. many accidents happen due to unqualified lithium battery built-in jump starter. so we should take those into consideration: Power (Cranking and peak powerdecide whether jump starter can boost your vehicle.) Safety (It is related t...
A: Jump starter is an emergency tool to start your vehicles in a short time. it is used as a power source to recharge the battery when it is drained or out of power. Besides, it also can be used a battery charger to mobile devices, such as smartphone, tablet, laptop, MP3, bluetooth, ect. or as a led lamp to light through the d...
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