YESPER Speed 4120 Jump Starter Review: Starts Diesel Trucks & Powers 4 Devices!

BEST Jump Sarter of 2024? Don't buy one until you watch this video. I put the YESPER Speed 4120 Multipurpose Jump Starter to the ultimate test! 🚗🔋

Product Used in Todays Video

Yesper Speed Model 4120
Official Site (code Ginja25 for 25% off) - https://tinyurl.com/3fe6m44x
Amazon (Paid Lnk) - https://amzn.to/4eIJkXu

Whether you’re looking for a powerful jump starter for your vehicle or a reliable power bank for your devices, this unit has you covered. I’ll walk you through the product’s impressive specifications, demonstrate its capabilities, and compare it to a competing jump starter that falls short.

YESPER Speed 4120 Jump Starter Overview:
The YESPER Speed 4120 is more than just a jump starter—it's a powerhouse of portable energy! Here are some key specifications:

Peak Current: 4120A
Battery Capacity: 28800mAh
Jump Start Capability: Suitable for up to 8-cylinder diesel trucks, RVs, SUVs, cars, and more.
Device Charging Options:
2 USB ports (QC 3.0)
1 USB-C port (PD 60W)
DC output port for larger devices

What’s in the Video?

Detailed Product Review: I cover all the specs, from the powerful 4120A peak current to its impressive 28800mAh battery capacity. This jump starter can handle it all—from small cars to massive diesel trucks.
Device Charging Demonstration: I show how the YESPER Speed 4120 can power four devices simultaneously, making it perfect for emergencies, road trips, or outdoor adventures. Whether it’s your phone, laptop, or camera, this jump starter has the versatility to keep you connected.
Real-World Testing: Watch as I put the YESPER Speed 4120 to the test by jump-starting an 8-cylinder diesel truck with just one unit! You’ll also see a direct comparison with a competing product that needed two battery packs to achieve the same result.
Head-to-Head Comparison: Find out why the YESPER Speed 4120 outperforms the competition in both power and convenience.

Why Choose the YESPER Speed 4120?

Unmatched Power: With a 4120A peak current, this jump starter can easily handle large vehicles, including diesel trucks and RVs, with just one unit.
Multi-Device Charging: Charge up to four devices at once, thanks to its multiple ports. No more choosing between charging your phone or laptop!
Compact & Portable: Despite its power, the YESPER Speed 4120 is compact enough to fit in your glove compartment or backpack, making it ideal for road trips and outdoor activities.
Competitor Comparison:
In my testing, I found that the competing jump starter needed two units to jump-start the same diesel truck that the YESPER Speed 4120 handled effortlessly with just one. Save time, space, and money by choosing a jump starter that gets the job done right the first time.

Who Is This For?
Whether you’re a professional driver, a road trip enthusiast, or just someone who wants peace of mind on the road, the YESPER Speed 4120 is a reliable, all-in-one solution. Say goodbye to bulky, underpowered jump starters and hello to a device that truly delivers.

Timestamps:
0:00 - Intro
0:45 - YESPER Speed 4120 Features & Specs
3:30 - Jump Starter Test on Diesel Truck
5:45 - Charging Multiple Devices
7:30 - Competitor Comparison
9:00 - Final Thoughts & Recommendation

If you found this video helpful, don't forget to like, comment, and subscribe for more reviews and comparisons. Let me know in the comments if you’ve had experiences with jump starters or have questions about the YESPER Speed 4120!

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