• Jump Start Dead Vehicles - The 4000 amp jump starter battery pack can quickly jump start a dead car battery. Even if the battery voltage is too low, pressing the "BOOST" button will force the car to restart. The GOOLOO car battery charger jump starter can start all gasoline engines and diesel engines up to 10.0L in just a few seconds. This includes 12v vehicles, motorcycles, pickup trucks, RVs, tractors, trucks, cargo vans, ATVs, snowmobiles, yachts and many more.
• High Capacity Portable Charger - The GP4000 portable car battery jump starter is equipped with dual USB charging output ports (one supports fast charging) and a USB Type-C charging port (5V/3A). You can use it to charge other devices or recharge the Jump Starter itself. It can be taken anywhere and can quickly charge numerous portable devices, such as smartphones, tablets, cameras, GPS systems, and more.
• Emergency Life Saver – The GOOLOO GP4000 portable car battery jump starter can jump start vehicles in a matter of seconds so that you aren’t stranded and unsafe for longer than needed. A full charge can boost most vehicles over 60 times!
• Safety & Quality Metal Clamps - The GOOLOO battery jump starter built-in 10 types of protection, free your worries of misuse and sparks. We wanted to make sure our users feel 100% safe when using our product. The Smart Jumper Cables is constructed with all-metal clamps to prevent damage caused by long-term use.
• Rugged 12V Car Jump Starter - The hardened plastic and rubber corners make sure the starter can withstand drops without any problem. A built-in flashlight can assist you in vehicle emergencies at night.
• Reliable in Extreme Cold Weather - The upgraded smart chip in the GP4000 battery booster jump starter ensures fast and reliable car ignition in extreme temperatures ranging from -4°F to 140°F.
• IN THE BOX - GOOLOO Heavy-Duty Portable Car Battery Jump Starter GP4000, Smart Jumper Cable, USB to Type-C Cable, EVA Storage Case, User Manual, 18 Months Warranty and Lifetime Tech Support. (Wall charger is not included).

Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.