SKU: 44412004019

NOCO GBX155 Boost X 12V 4250A Jump Starter

$187.00 $207.78
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Description

NOCO GBX155 Boost X 12V 4250A Jump StarterNOCO GBX155 12V 4250 Amp UltraSafe Lithium Ion Jump Starter X for Extreme An all new design with extreme jump starting power for fast and powerful engines starts. Introducing a new kind of jump starting experience, featuring our latest PX Lithium Technology that delivers incredible power, ultra fast charging, and unmatched versatility. This isn't an upgrade. It's a whole new series BOOST X with more starting power. The new Boost X combines tremendous

NOCO GBX155 12V 4250 Amp UltraSafe Lithium Ion Jump Starter

 

X for Extreme - An all-new design with extreme jump starting power for fast and powerful engines starts. Introducing a new kind of jump starting experience, featuring our latest PX Lithium Technology that delivers incredible power, ultra-fast charging, and unmatched versatility. This isn't an upgrade. It's a whole new series - BOOST X with more starting power. The new Boost X combines tremendous power with unmatched ease of use and versatility with the powerful PX lithium technology and maximum conductivity. 

 

Turbo Chargeable - Boost X is equipped with USB-C technology that, combined with power delivery, gives you lightning-fast recharges. Completely recharges in 2.7 hours, or go from 0% to jump starting in just 5-minutes of charge. 

 

Power Everything - With USB-C Power Delivery, you have the power to charge almost everything. Its internal power bank provides 60-watts of power - both in and out - to effortlessly power our favorite USB-C devices, like phones, tablets, laptops, wearables, and more. 

 

UltraSafe 2.0 - We took our UltraSafe technology and made it better. It's still our simple, mistake-free design featuring spark-proof technology and reverse polarity protection, but with enhanced thermal efficiency and power management to provide better performance and longer battery life. 

 

Compatible - Boost X is one of the most versatile jump starters ever with 2500 amps of starting power for up to 10.0-liter gas and 8.0-liter diesel engines. 

Features

- Compact, yet powerful lithium jump starter rated at 4250 Amps
- An ultra-safe and mistake-proof design with spark-proof technology and reverse polarity protection, which allow it to safely connect to any battery
- An ultra-bright 500 lumen LED flashlight with 7 light modes, including SOS and Emergency Strobe
- Recharge your personal devices on the go, like smartphones, tablets, e-watches and more - up to 4 smartphone recharges
- Designed for gas engines up to 10.0 Liters and diesel engines up to 8.0 Liters for cars, boats, lawn mowers and more
- 1-Year Warranty
- Designed in the USA

Specifications

Voltage: 12
Peak Amperage: 4250
Length: 12.03 in.
Width: 6.90 in.
Height: 2.72 in.
Weight: 7.45 lbs.

What's in the Box 

- GBX155 UltraSafe Portable Lithium Car Battery Booster/Jump Starter Pack with 60W USB-C Power Delivery
- Heavy-Duty Jumper Cable Clamps
- USB-C Charging Cable
- Microfiber Storage Bag

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 44412004019

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D
Dom Miliano
Cuba, US
★★★★★ 5
Classy fully automatic watch - lots of bling too
Watches with a mechanical movement are becoming more mainstream despite the impact of smart watches and quartz movement timepieces. With a pure mechanical watch, there are no concerns about battery charge so when you pick it up from the nightstand, all you would have to do is give the stem a twist to wind the main spring, reset the time and off you go - and that's only if it has stopped. If it hasn't stopped (it won't if you wear it every day or have a watch winder) you strap it on and you are all set. I gave this watch my regular accuracy test set against a clock linked to the atomic time source. To my great surprise, it was as accurate as one of my much more expensive mechanical watches (how much more expensive? This watch costs about the same as the sales tax on the most pricy watch in the closet !!) I use the included watch bracelet tool to remove a link from the watch to get a proper fit. Including the tool in the box saves you the $10 plus fee a jeweler might charge you to make the adjustment - very cool. And you probably will need to remove at least one link - some may need to remove two - since the bracelet has a generous size. Speaking of the bracelet, it's beautiful. I wore the watch today to church and a friend said it had "heavy duty bling" ... But she did say she thought it was beautiful and I concur. Finally, The way the bracelet clasp works is reminiscent of a Longines bracelet i have and that spells quality to me. The dial is black with chrome shiny minute markers so visibility in good light is excellent. I do not detect any glow in the dark markings on the hands or the minute markers - factor that in for your purchase decision. I see this watch as serving as your "good" watch for business wear, to don for a meal at a fancy restaurant or for that big date night. I think it has a classic look that (despite the bling of the bracelet) is conservative enough for anyone and any business situation.The only place I wouldn't wear it is to the beach or the gym despite the fact that it has claimed that it is waterproof to depths you probably will never experience. Accurate, beautiful, real quality that translates to good value and capable of being almost anyone's "good" watch. Recommended
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 1, 2021
M
Verified Purchase
Maidelyn Diaz
West Palm Beach, US
★★★★★ 5
Es muy elegante
Color: 3316：white band white dial
The OUPINKE Automatic Two-Tone Skeleton Watch is a stylish timepiece that blends luxury design with mechanical craftsmanship. Its gold and silver stainless steel construction gives it an elegant, premium look suitable for both formal and casual occasions. Design & Appearance: This watch stands out with its two-tone bracelet and gold-accented bezel, creating a bold and sophisticated aesthetic. The dial features crystal-style hour markers, multiple subdials, and a visible skeleton window at the bottom that showcases the internal movement. These details add a high-end feel often associated with more expensive watches. Movement & Performance: It uses an automatic mechanical movement, which means it winds itself through the motion of your wrist—no battery required. This is a major advantage for watch enthusiasts who appreciate traditional watchmaking. The watch also includes useful calendar features such as day, date, and month indicators. Build Quality: The stainless steel case and bracelet feel solid and durable. The polished finish enhances its luxury appeal, although like most polished watches, it may show fingerprints or small scratches over time. Comfort: Despite its robust design, the watch is comfortable to wear. The bracelet is well-balanced, and the clasp keeps it secure on the wrist.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 18, 2026
G
Verified Purchase
GJK
Natrona Heights, US
★★★★★ 5
Exceptional quality
I have only had the watch for a few days, but Oupinke watches are very high quality. It keeps time very well and serves as an attention grabber. Great value for the money. It isn't easy to determine where it was made, but it is a Chinese company. Don't stop there with preconceived ideas about cheap products and low quality from China. These watches are exceptional, high-end, and dedicated to creating a brand that endures and stands for quality, rather than simply turning a profit. I would put this watch against those that cost 3-4 times as much. If you are a watch enthusiast, they are worth adding to your collection.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 17, 2025
S
Verified Purchase
Scott Mead
Lowell, US
★★★★★ 5
Value
Color: GZ3255Z:Two tone band&Blue dial
Higher quality than I expected, especially for the price. I have recieved lots of compliments, but I have never told anyone what I paid for it. I use it for a daily wear, and when I go out for dinner.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 2, 2025
T
Verified Purchase
Texas
Draper, US
★★★★★ 5
Good Watch - Hard To Adjust Band
The good: Good quality. Keeps accurate time. The not so good: The not so good is not a problem with the watch but a problem with adjusting the metal band. And that is not the band's fault. That's my fault. To adjust the band so it fits the wrist one must take out links in the band. A tool comes with the watch to aid link removal. I just could not do it. So I replaced this band with another metal band that has a quick adjust magnetic closure.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2024

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