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Frequently Asked Questions
The LOKITHOR JT400 is used to jump start 12V vehicles, including cars, trucks, motorcycles, and boats, as well as serving as a battery tester to monitor battery health and performance.
The JT400 delivers up to 2500A peak starting current, making it suitable for vehicles with up to 8.5L gas or 6.5L diesel engines.
Yes, it is compatible with various battery types, including Flooded, AGM, GEL, and EFB, and supports testing standards like CCA, SAE, EN, DIN, and IEC.
The JT400 includes 10 safety protections such as spark-proof, reverse polarity, over-charge, and short-circuit protection, ensuring safe operation.
Yes, it has two-way charging ports that allow you to charge smartphones and tablets, making it a versatile portable power bank.
Recommended Uses
- Ideal for emergency roadside assistance to jump-start vehicles with dead batteries.
- A valuable tool for DIY mechanics to test battery health and diagnose starting issues.
- Perfect for outdoor enthusiasts needing portable power for devices while camping or hiking.
- Essential for fleet managers to maintain the health and performance of multiple vehicles.
- Great for boat owners to ensure reliable starts and battery performance on the water.
- Convenient for travelers to use the built-in LED light for emergencies or navigation at night.
LOKITHOR
JT400 2500A Portable Jump Starter with Battery Tester, 12V Car Battery Jump Starter for Up to 8.5L Gas or 6.5L Diesel Engines, 100–2000 CCA Automotive Battery Load Tester
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Key Features
- -【Smart Jump Starter and Battery Tester】This jump starter delivers up to 2500A peak starting current to start 12V vehicles (up to 8.5L gas / 6.5L diesel). Works as a car battery jump starter and battery tester, supporting motorcycles, trucks, RVs, SUVs, boats & more—helping extend battery life and reduce repair costs.
- -【User-Friendly Battery Tool】Features built-in Bluetooth 5.3 for real-time battery monitoring via a mobile app. It supports battery health, cranking, and charging tests, real-time voltage monitoring. The JT400 digital battery analyzer delivers key data such as SOH (State of Health), SOC (State of Charge), voltage, current, and rated capacity — helping you pinpoint why your car won't start. Get fast, accurate insights and save valuable time
- -【Wide Battery Compatibility】This alternator tester is compatible with most batteries (100–2000 CCA), including Flooded, AGM Flat Plate, AGM Spiral, GEL, and EFB types. Supports multiple testing standards: CCA / SAE / EN / DIN / IEC, ideal for DIY users, home mechanics, and vehicle owners.
- -【Extreme Safety Protection】Equipped with an advanced BMS and smart self-identifying clamps for fully insulated and reliable operation. Features 10 comprehensive protections, including Spark-Proof, Reverse Polarity, Over-Charge, Over-Current, Short-Circuit, Low/High Temperature, Over-Voltage, and Over-Load protection—ensuring safe and confident use.
- -【ConnectMax Technology for Faster Starts】Automatically detects the connection impedance between clamps and battery, optimizing power delivery and improving the success rate of vehicle starting, even in challenging conditions.
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