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Item #:
128923586
LOKITHOR J400 Jump Starter - 12V 2000A Lithium Battery Jump Pack, Portable Jump Box, Car Starter, Jumper Cables - for Up to 8.0L Gas & 6.0L Diesel
90% of respondents would recommend this to a friend
Item #:
128923586
GBP 63
Price Details
Price
GBP 63
Excluding Shipping, VAT & Custom charges ( Shipping, VAT and custom charges will be calculated on checkout.
If Item price + shipping is below GBP 135, 20% VAT will be calculated on checkout, if it is equal or above GBP 135, no VAT will be charged. )
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Imported from USA store
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Order now and get it around Sunday, August 23
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Powerful and safe to start your completely dead car battery with up to 2000 amps peak starting current.
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What Stands Out
ConnectMax Technology
Utilizes advanced ConnectMax technology for a seamless jump-start experience, ensuring compatibility with a wide range of vehicles while minimizing the risk of short circuits.
Powerful Performance
Offers an impressive 2000A peak current, capable of starting engines up to 8.0 liters gas and 6.0 liters diesel, making it ideal for both everyday vehicles and heavy-duty applications.
Smart Interface
Equipped with a user-friendly smart digital screen, providing real-time battery status and jump-start instructions for enhanced usability, ensuring that users feel confident during emergencies.
Product Details
| Battery Type | Lithium Polymer |
| Voltage | 12 volts |
| Compatible with Vehicle Type | ATV, Lawn Mower, Motorcycle, Passenger Car, Motorcycle, ATV, Van, RV, UTV, Truck, Watercraft, Tractor, Scooter, Snowmobile, Tractor, UTV, Watercraft |
| Battery Capacity | 8000 milliamp_hours |
| Amperage | 2000 A |
| Peak Output Current | 2000 A |
| Automotive Fit Type | Universal Fit |
| Item Dimensions D x W x H | 3.39"D x 6.89"W x 1.69"H (8.6 x 17.5 x 4.3 cm) |
| Brand Name | LOKITHOR |
| Manufacturer Part Number | J400 |
| Manufacturer | LOKITHOR |
| UPC | 198168761915 |
| Included Components | J400 Jump Start Battery Pack, Jump Starter Clamp, USB-A to USB-C, User Manual |
| Model Number | J400 |
| Brand | LOKITHOR |
| Battery Cell Composition | Lithium Polymer |
| Product Dimensions (L x W x H) | 3.39"D x 6.89"W x 1.69"H (8.6 x 17.5 x 4.3 cm) |
| Vehicle Service Type | ATV, Lawn Mower, Motorcycle, Passenger Car, Motorcycle, ATV, Van, RV, UTV, Truck, Watercraft, Tractor, Scooter, Snowmobile, Tractor, UTV, Watercraft See more |
| Package Weight | 2.53 Pound (1.15 kg) |
Dangerous Goods
To avoid the delay in customs clearance process for Dangerous Goods, the shipment shall be opened at our warehouse facility to check the severity of hazardous components. Please see the list of Dangerous goods here.
Who Should Buy?
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Frequent Travelers
Ideal for those who often drive long distances and need a reliable jump starter for emergencies on the road.
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Off-Road Enthusiasts
Perfect for off-road vehicle owners who require a powerful jump starter for larger gas and diesel engines.
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Emergency Preparedness
Great option for anyone wanting a portable power source for jump-starting vehicles during emergencies or natural disasters.
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Small Engine Vehicles
Not necessary for small engine owners, as lighter-duty jump starters are often sufficient for their needs.
Product Description
LOKITHOR J400 Jump Starter - 12V 2000A Lithium Battery Jump Pack, Portable Jump Box, Car Starter, Jumper Cables - for Up to 8.0L Gas & 6.0L Diesel Engines | ConnectMax Tech - Smart Digital Display
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What types of vehicles can the J400 2000A Jump Starter support?
Answer: The J400 2000A Portable Lithium Jump Starter is designed to handle gas engines up to 8.0 liters and diesel engines up to 6.0 liters. This makes it ideal for a wide range of cars, trucks, and SUVs. It's a reliable solution for drivers who may face battery issues, providing the necessary power boost to start your vehicle even in extreme conditions. Whether you have a robust diesel truck or a powerful gas engine, the J400 ensures you won’t be left stranded. -
Question:
How do I use the J400 Jump Starter safely?
Answer: Using the J400 Jump Starter is straightforward. Begin by ensuring both the jump starter and vehicle are powered off. Connect the red clamp to the positive terminal of the car battery and the black clamp to the negative terminal. Once secured, start your vehicle. The smart digital screen will indicate the status and power level, ensuring you’re informed throughout the process. This safe, efficient method minimizes risks and provides a boost when you need it most. -
Question:
Can the J400 also charge other devices?
Answer: Yes, the J400 functions not only as a jump starter but also as a USB-C power bank charger. You can easily charge your smartphones, tablets, or other electronic devices using the built-in USB ports. This dual functionality simplifies your travel experience, allowing you to keep your devices powered while also ensuring your vehicle starts reliably. Perfect for road trips or emergencies, this added feature enhances its value significantly. -
Question:
How compact is the J400 Jump Starter for storage?
Answer: The J400 Portable Lithium Jump Starter is designed with portability in mind. It's compact enough to fit in a glove compartment or backpack, ensuring that it doesn't take up unnecessary space in your vehicle. Given its lightweight construction, you can carry it effortlessly, making it an essential item for any driver. Whether you’re on a long trip or just commuting, the J400 is conveniently sized for quick access. -
Question:
What is the weight of the J400 Jump Starter?
Answer: The J400 jump starter weighs approximately 4.5 pounds, making it a lightweight option compared to traditional jump starters. This feature enhances its portability, allowing users to easily transport it without feeling burdened. Its lightweight design makes it practical for everyday carry, whether you’re headed on a road trip or just running errands around town. -
Question:
Does the J400 come with jumper cables?
Answer: Yes, the J400 includes high-quality jumper cables as part of its package. These cables are essential for connecting the jump starter to your vehicle's battery, ensuring a smooth jump-start process. The cables are made to be durable and effective, providing reliable performance every time you need to jump-start your vehicle, making it a complete package for troubleshooting battery issues. -
Question:
What features does the smart digital screen offer?
Answer: The smart digital screen on the J400 Jump Starter displays critical information such as battery status, charge level, and operational indications. This feature not only guides you through the jump-start process but also provides peace of mind, allowing you to monitor the power usage effectively. The clarity of the digital display makes it intuitive to use for both beginners and seasoned users. -
Question:
Is the J400 durable for outdoor use?
Answer: Absolutely! The J400 Jump Starter is built to withstand various outdoor conditions, making it perfect for camping trips or roadside emergencies. Its rugged design ensures durability while providing reliable performance in different weather circumstances. If you find yourself in remote areas or during challenging conditions, this jump starter will serve you well, ensuring you can always start your vehicle. -
Question:
How long does it take to charge the J400 Jump Starter fully?
Answer: Charging the J400 Jump Starter typically takes about 5-6 hours to reach full capacity. It can be charged using traditional wall outlets or car chargers, providing flexibility as needed. Once fully charged, it offers a substantial number of jump-starts, ensuring that you're prepared even for multiple emergencies. This efficiency in charging optimizes its use for all types of users. -
Question:
Where can I buy the J400 2000A 12V Portable Lithium Jump Starter in UK?
Answer: You can purchase the J400 2000A Portable Lithium Jump Starter on Ubuy. Ubuy is a reliable e-commerce platform that provides a seamless buying experience for customers in UK. They offer a wide range of automotive products, making it easy to find the jump starter you need for your vehicle. Additionally, Ubuy ensures customer satisfaction with their efficient service.
LOKITHOR Jump Starters J400 Editorial Review
The LokiThor J400 2000A Portable Lithium Jump Starter has garnered impressive feedback from customers, highlighting its reliability and ease of use across various vehicle types. Many users have reported successful jump-starts of larger engines, including diesel tractors and V8 SUVs, commending the device for its rapid performance and significant power capacity. It adeptly handles both very low and completely drained batteries, often without needing the manual override feature, which sets it apart from other jump starters on the market. Users particularly appreciate the jump starter's lightweight design, user-friendly instructions, and functional features such as the bright digital display and built-in light for nighttime use. Customers have remarked that the compact size makes it an ideal option for individuals who may not have automotive experience, empowering them to independently manage battery issues without relying on others. The unit’s quick charging capability and one-year warranty were also noted as valuable assets, providing further peace of mind for users. Despite some disappointment over price fluctuations after purchase, the overall sentiment leans towards strong satisfaction with the product's performance, durability, and excellent value for money, especially when promotional offers are available. **
Customer Reviews & Ratings
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Pros
- Reliable and powerful jump starting capabilities for large engines.
- Lightweight and compact design for easy handling.
- Fast performance, often jumping vehicles within seconds.
- User-friendly with clear instructions, suitable for all experience levels.
- Features a digital display and a built-in light for night use.
- Quick charging and a one-year warranty.
Cons
- Some users experienced post-purchase regret due to price drops shortly after buying.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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GBP 63
Excluding VAT : VAT will be calculated on the checkout page
Order now and get it around Sunday, August 23
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Secured transaction
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Features & Benefits
- Starts completely dead car batteries with up to 2000 amps peak current.
- Safe with 10 types of protections including spark-proof and reverse-charge.
- Can jump start vehicles up to 40 times on a single charge.
- Functions as a portable power bank and LED flashlight.
- User-friendly smart screen shows operational status and battery level.
- Ultra-compact and lightweight design at only 1.5 pounds.
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