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Showing 1-10 of 117 questions
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Answer:
Dear, our jumper cable has a unique intelligent protection design and there’s the beep and red/green light to help you judge the status:
Stable green light: correct connection, you can start your car.
Red light blinking with beep: contrary connection of the battery poles. Please reconnect and wait to start until the … see more
Dear, our jumper cable has a unique intelligent protection design and there’s the beep and red/green light to help you judge the status:
Stable green light: correct connection, you can start your car.
Red light blinking with beep: contrary connection of the battery poles. Please reconnect and wait to start until the stable green light.
Green light blinking with beep: voltage of the car battery is low. Please press the BOOST button and start your car within 30s after stable green light.
No light, no beep: the car battery might completely damaged. Please make sure the connection is correct, then press the BOOST button and start car within 30s after stable green light. see less
Dear, our jumper cable has a unique intelligent protection design and there’s the beep and red/green light to help you judge the status:
Stable green light: correct connection, you can start your car.
Red light blinking with beep: contrary connection of the battery poles. Please reconnect and wait to start until the stable green light.
Green light blinking with beep: voltage of the car battery is low. Please press the BOOST button and start your car within 30s after stable green light.
No light, no beep: the car battery might completely damaged. Please make sure the connection is correct, then press the BOOST button and start car within 30s after stable green light.

WorldUS
Seller · October 31, 2018
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Answer:
I’ve used mine a lot, I have a serious draw on my battery and the defective part isn’t easy to find. In the last month I’ve used mine to jump my car about 15+ times. And it still has the power to start it right up.
Jeff
· July 28, 2019
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Answer:
Dear, when your car battery is totally dead, you can try to start your car as the following steps after the correct connection:
1. Stable green light: correct connection;
2. Red light blinks with buzzing: contrary connection of battery poles. Please reconnect and wait to start until the stable green light; … see more
Dear, when your car battery is totally dead, you can try to start your car as the following steps after the correct connection:
1. Stable green light: correct connection;
2. Red light blinks with buzzing: contrary connection of battery poles. Please reconnect and wait to start until the stable green light;
3. Green light blinking with buzzing: voltage of the car battery is low. Please press the BOOST button and start car within 30s after green light on;
4. No light on, no buzzing: the car battery might completely damaged. Please make sure the connection is correct, then press the BOOST button and start car within 30s after green light on.
And T8 MAX could not be used as a car battery charger, there is special product for this on Amazon. Hope this can help you. see less
Dear, when your car battery is totally dead, you can try to start your car as the following steps after the correct connection:
1. Stable green light: correct connection;
2. Red light blinks with buzzing: contrary connection of battery poles. Please reconnect and wait to start until the stable green light;
3. Green light blinking with buzzing: voltage of the car battery is low. Please press the BOOST button and start car within 30s after green light on;
4. No light on, no buzzing: the car battery might completely damaged. Please make sure the connection is correct, then press the BOOST button and start car within 30s after green light on.
And T8 MAX could not be used as a car battery charger, there is special product for this on Amazon. Hope this can help you.

WorldUS
Seller · February 14, 2019
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Answer:
This jump starter is designed for all gas engines and up to 6.5L diesel engines. Before buying, it’s recommended to make sure what kind of engine your vehicle has and the battery is 12V.
WorldUS
Seller · May 11, 2018
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It may not need charging after just one use. Just a guess.
Magoo
· April 24, 2019
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No problem, as long as it is not exposed directly to the sunlight, it will be completely fine.
WorldUS
Seller · May 24, 2018
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Dear customer, this product is made in China. Thank you for your attention.
WorldUS
Seller · October 17, 2019
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Answer:
Dear customer, the length of the jumper cable is about 24cm, so why the cable is only 24cm? Longer your cable is, bigger is the electric resistance, lower is the working voltage, the starting performance will be less powerful.
If the cable is too short to connect the terminals of your car battery, please connect the r… see more
Dear customer, the length of the jumper cable is about 24cm, so why the cable is only 24cm? Longer your cable is, bigger is the electric resistance, lower is the working voltage, the starting performance will be less powerful.
If the cable is too short to connect the terminals of your car battery, please connect the red clamp to the positive, then you only need to connect the black clamp to the other metal part of your car battery, it doesn't have to be connected to the negative pole. Then you could start your car by following the using steps, hope this can help you. see less
Dear customer, the length of the jumper cable is about 24cm, so why the cable is only 24cm? Longer your cable is, bigger is the electric resistance, lower is the working voltage, the starting performance will be less powerful.
If the cable is too short to connect the terminals of your car battery, please connect the red clamp to the positive, then you only need to connect the black clamp to the other metal part of your car battery, it doesn't have to be connected to the negative pole. Then you could start your car by following the using steps, hope this can help you.

WorldUS
Seller · July 11, 2019
  • 0
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    votes
Answer:
Dear customer, if your car battery is totally empty, please make sure the connection is correct, then press the BOOST button and start car within 30s after green light on.
WorldUS
Seller · June 4, 2019
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Answer:
Yes dear, T8 MAX could start all gas engine under the normal condition. But starting a car is a complex process, it is determined by many factors such as the condition of your car. If you meet problem during the use, please do not worry and feel free to contact us, we will help you solve the problem within 24 hours.
WorldUS
Seller · May 15, 2019