4000A Portable Car Jump Starter
4000A Portable Car Jump Starter
Couldn't load pickup availability
4000A Portable Car Jump Starter
Portable Car Jump Starter is a powerful all-in-one emergency tool that delivers instant engine starts, precise tire inflation, and reliable roadside safety in one compact device.
🔥 The Forejourney Guarantee
🔥 The Forejourney Guarantee
At Forejourney, we stand behind the performance and durability of our outdoor gear and back it up with:
- 30 day satisfaction guarantee — If you are not fully satisfied with your purchase, return it within 30 days for a full refund.
- 12 month manufacturer warranty — Covers defects in materials or workmanship under normal use.
Gear up with confidence. Explore with peace of mind.
📝 Description
📝 Description
The Portable Car Jump Starter is a multi-functional emergency device designed to jump-start vehicles, inflate tires, and power electronics with high-capacity output for drivers who need reliable performance anytime, anywhere.
Specifications:
- Battery Capacity: 20000mAh lithium battery for multiple jump starts
- Peak Current: 2000A for 12V vehicles up to 6.0L gasoline and 5.0L diesel engines
- Air Compressor Pressure: 150 PSI maximum output with digital display
- USB Output: Dual USB ports (5V/2.4A) for charging devices
- Charging Time: 4–5 hours via Type-C fast charging
- Operating Temperature: -20°C to 60°C for all-weather performance
- Dimensions: 18 cm × 9 cm × 4 cm
What's Included
- 1 × Portable Car Jump Starter
- 1 × Smart Jumper Cable Clamp Set
- 1 × Air Hose with Valve Adapter
- 1 × USB Charging Cable (Type-C)
- 1 × User Manual
- 1 × Storage Case
❓ How to Use
❓ How to Use
- Connect the jumper clamps to the device and attach them to the correct battery terminals.
- Power on the jump starter and start the vehicle within 30 seconds.
- Remove the clamps immediately after the engine starts.
- Attach the air hose to the tire valve and set the desired PSI on the display.
- Press the inflate button and monitor until the target pressure is reached.
- Use USB ports to charge devices when needed.
See Why Drivers Rely On This Car Jump Starter
Power More Than Your Car ⚡
High-capacity power bank charges phones, tablets, and devices with fast Type-C and USB output.
Start Any Vehicle with Ease 🚗
Strong output supports cars, SUVs, motorcycles, and trucks with fast reliable ignition.
Trusted by Drivers, Proven on the Road 🚗
97%
reported instant engine starts in emergencies
93%
experienced fast and accurate tire inflation
89%
felt safer during roadside situations
Results based on 90-day user testing
Your All-in-One Car Emergency Tool. ⚙️
This Portable Car Jump Starter delivers powerful engine starting, fast tire inflation, and reliable backup charging in one compact device, built for drivers who need safety, convenience, and performance anytime on the road.
| Forejourney | Others | |
|---|---|---|
| Instant Engine Start | ||
| Fast Tire Inflation | ||
| Reliable Power Backup | ||
| Advanced Safety Protection | ||
| Compact Portable Design |
Testimonials
FAQ
What types of vehicles does this support?
What types of vehicles does this support?
This device supports all 12V vehicles, including cars, SUVs, motorcycles, and light trucks. It handles engines up to 6.0L gasoline and 5.0L diesel efficiently.
How many jump starts can it perform on a full charge?
How many jump starts can it perform on a full charge?
A fully charged 20000mAh battery delivers up to 20 jump starts depending on engine size. It maintains stable performance across multiple uses.
Is the air compressor accurate for tire inflation?
Is the air compressor accurate for tire inflation?
The built-in digital display shows real-time pressure readings for precise inflation. It automatically stops at the selected PSI to prevent over-inflation.
Does it have safety protections?
Does it have safety protections?
The smart clamp system includes overcurrent, overvoltage, reverse polarity, and short-circuit protection. These features ensure safe operation during every use.
How long does the battery hold charge when unused?
How long does the battery hold charge when unused?
The battery retains charge for up to 3–6 months in standby mode. Regular monthly checks keep it ready for emergency use.
How long does delivery take?
How long does delivery take?
Standard delivery typically takes 7-8 business days, while expedited shipping options can deliver in 2-3 business days. Delivery times may vary based on your location.
What if my order arrives damaged or incomplete?
What if my order arrives damaged or incomplete?
Please contact our customer service team immediately if your order arrives damaged or incomplete. We will provide a replacement or work to resolve the issue as quickly as possible.