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08:00am – 17:00pm
SAT – SUN
08:00am – 17:00pm
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How to jump start?
1. Insert clamps into the EC5 port.
2. Securely connect clamps to battery terminals.
3. Start engine within 30 seconds when the light is green.
4. Disconnect clamps promptly after starting.
*Charge GK-J1202 before use and ensure battery is above 50%.
Is GK-J1202 suitable for my vehicle?
The GK-J1202 suits cars, trucks, boats, buses, SUVs, RVs, lawn mowers, motorcycles, and more, with gasoline engines up to 7.0L and diesel engines up to 6.5L. Designed for 12V lead-acid batteries only, not for other battery types.
How to use the 12V/6A DC output?
Connect to any 12V/6A car device, and start using:
1. Connect the the provided cigarette lighter adapter to the jump starter.
2. Connect the 12V device to the cigarette lighter adapter.
3. Press the power button to start using it as a power source.
Is the GK-J1202 a compatible power source for my 12V device?
The GK-J1202 is compatible with most 12V/6A car devices, including car fans, car vacuums, car pressure washers, and car mini refrigerators. Please note that car devices may trigger high voltage protection.
How many times can I charge my phone with GK-J1202?
To determine how many times a 3.7V/16000mAh power bank can charge an iPhone (3000mAh battery), consider power transfer efficiency (60%). A 100% charged GK-J1202 can charge the phone approximately 3 times, accounting for the 60% conversion efficiency.
2000A Jump Starter |
3000A Jump Starter |
1000A Jump Starter |
2000A Jump Starter |
3000A Jump Starter |
3000A Jump Starter |
4000A Jump Starter |
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Customer Reviews
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4.6 out of 5 stars 1,986
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4.6 out of 5 stars 1,987
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4.6 out of 5 stars 1,987
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4.6 out of 5 stars 1,987
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4.6 out of 5 stars 1,986
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4.6 out of 5 stars 1,987
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Price
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£23.99£23.99 | £89.99£89.99 | £31.34£31.34 | — | £40.84£40.84 | £42.14£42.14 | £74.70£74.70 |
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Peak Current
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2000A | 3000A | 1000A | 2000A | 3000A | 3000A | 4000A |
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Starting Current
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1000A | 1500A | 500A | 1000A | 1500A | 1500A | 2000A |
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Gasoline Engines
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7.0L | 8.0L | 5.0L | 7.0L | 8.0L | 8.0L | 10.0L |
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Diesel Engines
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6.5L | 8.0L | 3.5L | 6.5L | 8.0L | 8.0L | 10.0L |
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Battery Capacity
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16000mAh | 20000mAh | 10000mAh | 16000mAh | 20000mAh | 20000mAh | 24000mAh |
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Charging Protocol
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QC3.0 | QC3.0 | QC3.0 | QC3.0 | PD65W | PD65W | PD65W |
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LED Lumen
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80 lumens | 100 lumens | 80 lumens | 80 lumens | 80 lumens | 80 lumens | 100 lumens |
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Air Compressor
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✘ | ✔ | ✘ | ✘ | ✘ | ✘ | ✘ |
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12V DC Output
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✔ | ✘ | ✘ | ✔ | ✔ | ✔ | ✔ |
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Voltage
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12 volts | 12 volts | 12 volts | 12 volts | 12 volts | 12 volts | 12 volts |
| Brand | GREEN KEEPER |
| Product dimensions | 5D x 17W x 9H centimetres |
| Item weight | 0.63 Kilograms |
| Amperage | 3000 Amps |
| Peak output current | 2000 Amps |
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08:00am – 17:00pm
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