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Frequently Asked Questions
It can jump-start 8.0L gas and 6.0L diesel engines, suitable for most cars, trucks, and SUVs within these engine sizes.
The LiFePO4 battery offers over 2000 full cycles and up to 8000 cycles at 50% discharge, lasting significantly longer than traditional lead-acid batteries.
It fully charges in about 60 minutes and can jump-start a vehicle in as little as 5 minutes.
Yes, it operates reliably between -4°F and 140°F and features 10 safety protections including overcharge, short circuit, and thermal protection.
Yes, it includes a 60W two-way fast charging USB-C and USB-A ports for devices, an LED flashlight with multiple modes, and an IP65 waterproof and dustproof design.
Recommended Uses
- Emergency jump-starting for cars with large gas or diesel engines in cold or hot weather conditions.
- Portable power source for charging smartphones, tablets, laptops, and other USB devices while traveling or camping.
- Reliable backup battery for construction sites, docks, farms, or garages where vehicles may need quick restarts.
- Use as a durable and safe jump starter with long cycle life for frequent users to reduce replacement costs.
- Utilize the built-in LED flashlight with multiple modes for roadside emergencies or low-light situations.
- Ideal for drivers and outdoor enthusiasts who need a compact, waterproof, and dustproof jump starter with advanced safety features.
LOKITHOR
J2250 PRO Jump Starter with ConnectMax, 2250A LiFePO4 Car Starter Battery for 8.0L Gas and 6.0L Diesel Engines, Jump Pack with 60W Two-Way Fast Charging, Super-Safe and 2000 Cycle Life
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Key Features
- -Powerful Performance - J2250 PRO car battery starter delivers a powerful 2250 amp peak starting current, enabling quick starts for 8.0L gas or 6.0L diesel engines, , even in extreme temperatures ranging from -4°F to 140°F. Its portability makes it an essential tool for garages, docks, construction sites, or farms. With a standby time of up to 36 months on a full charge, it ensures a worry-free journey wherever you go
- -LiFePO4-Tech - J2250 PRO LiFePO4 jump starter live more than 2000 cycles at 100% / 8000 cycles at 50% depth of discharge, without decreasing in performance. This means that a LiFePO4 jump starter will last at least 5 times longer than a lead acid battery and 2 times longer than a lithium starter, which effectively reduces the overall cost. LiFePO4 battery jump starters are 100% safe, have higher chemical stability, are less prone to thermal runaway, and will not overheat or catch fire even if punctured
- -60W Two-way Fast Charging and LED Flashlight - J2250 PRO jump pack features a 60W two-way fast charging capability, allowing it to fully charge in just 60 minutes. It can also jump-start your car in as little as 5 minutes. Equipped with two output ports—USB-C and USB-A—it can easily power a variety of devices, including phones, tablets, laptops, and wearables. Additionally, J2250 PRO jump start includes an LED flashlight with 6 modes: 100%, 50%, 10%, SOS, strobe, etc. It is a reliable companion for your travels
- -IP65 & 10 Types Protections - J2250 PRO portable car battery jump starter features an IP65-rated waterproof and dustproof design, ensuring reliable performance even in harsh environments during your travels. It is equipped with 10 safety protection mechanisms, including overcharge, overcurrent, short circuit, reverse polarity, low temperature, high temperature, overvoltage, overload, anti-spark, and reverse charging protection




