Will the GP4000 start a diesel truck?

GOOLOO rates it for all gasoline engines and diesel engines up to 10.0L. Reviewers report success on large trucks and diesel engines.

How many jumps does one charge give?

GOOLOO says a full charge can jump-start most vehicles over 60 times. Real counts depend on engine size and battery condition.

What is the BOOST button for?

It forces a start when the battery voltage is extremely low and a normal jump would not register. Press BOOST, then start the vehicle.

Can I charge my phone with it?

Yes. It has two USB outputs, one with fast charging, plus a USB-C charging port at 5V/3A for the unit itself.

What comes in the box?

The GP4000 jump starter and smart jumper cables with all-metal clamps. A wall charger and case are not listed.

Is $79.99 a good price?

It matches the recent range: $79.96 to $79.99 across the past week. The gap is a few cents, so there is no cheaper moment to wait for.

Where is the GOOLOO GP4000 Jump Starter cheapest?

At Walmart, for $79.99, as of our latest check.

Where can I buy the GOOLOO GP4000 Jump Starter?

17 stores we checked sell it, including CarNeatly, DriveHub, eBay, Walmart, GOOLOO.

GOOLOO GP4000 Jump Starter

Best price now

$79.99at WalmartObserved at 9:33 PM

Compared across 8 stores. Prices are checked against each store and labelled with when.

Visit Walmart

What reviewers say

4.7 / 5Google Shopping · 1,068 ratings

Reviewers consistently describe the GP4000 as a reliable, easy-to-use lifesaver that starts large and diesel engines, and one automotive technician called it the best jumper pack they have used. Criticism is scarce; one shopper said it is somewhat larger than an earlier model.

What people mention

Starting powerPraisedOwners say it starts large trucks and diesel engines without trouble.
Ease of usePraisedReviewers find the clip-on cables simple to attach and the unit quick to use.
Cold weatherPraisedShoppers report it works in cold weather and on batteries other brands cannot revive.
SizeCriticisedOne shopper says the unit is larger than an earlier GOOLOO model they owned.

About the GOOLOO GP4000 Jump Starter

About This

Powerful and Reliable Car Battery Jump Starter - The 4000 amp booster pack jump starter is capable of quickly jump-starting a dead car battery. Even if the battery voltage is extremely low, simply pressing the "BOOST" button will forcefully restart the car. The GOOLOO car battery charger jump starter can effectively start all gasoline engines and diesel engines up to 10.0L within mere seconds. This versatile device is compatible with 12v vehicles, motorcycles, pickup trucks, RVs, tractors, trucks, cargo vans, ATVs, snowmobiles, yachts, and various other vehicles

Massive Capacity Portable Charger - The GP4000 car battery charger jump starter boasts an immense capacity and offers dual USB charging output ports (one supporting fast charging) along with a USB Type-C charging port (5V/3A). This versatile power source enables you to charge other devices or recharge the jump starter itself. Its compact design ensures high portability, making it capable of efficiently charging various portable devices such as smartphones, tablets, cameras, GPS systems, and more

Emergency Life Saver - The GOOLOO GP4000 car jump starter provides quick vehicle jump-starting capabilities, ensuring that you're not stranded and exposed to potential dangers for an extended period of time. With a full charge, it can jump-start most vehicles over 60 times, offering reliable assistance in emergency situations (JUMPCORE Technology)

Safety & Quality Metal Clamps - The GOOLOO booster pack jump starter is equipped with 10 different types of built-in protection, alleviating concerns about misuse and sparks (SUPERSAFE technology). Our primary objective was to ensure that users feel completely safe while using our product. The Smart Jumper Cables are designed with durable all-metal clamps to prevent damage that may occur from long-term usage

Rugged 12V Car Jump Starter - The sturdy construction of hardened plastic and rubber corners ensures that the jump starter can withstand drops without any issues. Additionally, it features a built-in flashlight to provide assistance during vehicle emergencies at night

Reliable in Extreme Cold Weather - The advanced smart chip used in the GP4000 jump pack ensures fast and dependable car startup even in extreme temperatures ranging from -4°F (-20°C) to 140°F (60°C)

(Wall charger is not included)

【TIPS】 If the jump starter has been idle for an extended period, it is advisable to charge it every 2-3 months to maintain its optimal condition

Before jump-starting, make sure the jump starter has sufficient battery power and the vehicle is a compatible 12V vehicle. Connect the clamps firmly to clean battery terminals and follow the device status indication. If the vehicle does not start, please refer to the Troubleshooting Guide first