SKU: 88808312118
booster jump box

booster jump box ETENWOLF J1 Portable Car Battery Jump Starter

Sale price$21.73 Regular price$24.15
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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1

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Description

booster jump box ETENWOLF J1 Portable Car Battery Jump StarterPowerful and Reliable Vehicle Jump Starter for Any Emergency The ETENWOLF J1 Portable Car Battery Vehicle Jump Starter is designed for instant starting of dead batteries. With 2000 amps of peak lithium power, it can jump start batteries at low voltages down to 9V. This makes these Jump Starter suitable for cars, trucks, SUVs, motorcycles, and boats. Even in freezing temperatures as low as 4F, this jump starter maintains excellent reliability. It

Powerful and Reliable Vehicle Jump Starter for Any Emergency

The ETENWOLF J1 Portable Car Battery Vehicle Jump Starter is designed for instant starting of dead batteries. With 2000 amps of peak lithium power, it can jump start batteries at low voltages down to 9V. This makes these Jump Starter suitable for cars, trucks, SUVs, motorcycles, and boats.

Even in freezing temperatures as low as -4°F, this jump starter maintains excellent reliability. It supports up to 8.0L gas and 6.5L diesel engines, giving you a versatile tool for many types of drivers. A full charge yields up to 35 jump starts, promising confident and consistent power.

8 Intelligent Safety Protections for Secure Operation

Safety is a prime focus with these portable Jump Starter. You benefit from 8 advanced safety protections for safe and reliable starts, even in tough conditions. Spark-proof technology and reverse polarity protection enable confident operation on all 12V vehicles.

Smart jumper cables and robust clamps ensure a tight and resilient connection every time. These Jump Starter can function in temperatures from -4°F to 140°F, making them dependable in demanding environments. Each jump starter is engineered to eliminate sparks and prevent connection errors, prioritizing safe usage.

High Capacity with Portable Charging Convenience

The ETENWOLF jump starter has a strong 16000mAh battery capacity. Quick 2-hour recharging is possible thanks to its upgraded USB-C input, so power is available whenever it's needed. The dual USB ports offer further convenience, acting as a backup power bank for your devices.

The product’s multi-functional approach makes it a valuable tool for daily driving or sudden emergencies. Whether you jump start your vehicle or power up your electronics, these Jump Starter give you reliable backup power wherever you travel.

Compact and Portable with Integrated LED Flashlight

This jump starter was created with portability in mind. Its compact shape fits easily in glove compartments, backpacks, or travel bags for instant accessibility. There’s a built-in LED flashlight with four lighting modes to keep you safe during roadside emergencies or night repairs.

This flashlight increases safety and convenience, illuminating camping trips, power outages, or dark places where extra light is needed. The compact size ensures you’re never left without light and helps you respond fast during emergencies.

Durable Construction for Tough Conditions

The ETENWOLF J1 jump starter is built with frequent, rugged use in mind. Its IPX5-rated rugged case and rubberized finish guard against dust, water, and impacts. This durable design ensures the device’s protection and long life even in tough settings.

With reliability as a key attribute, these Jump Starter are crafted for demanding situations. The full kit includes the jump starter, smart clamps, USB-C charging cable, a drawstring storage bag, and an easy-to-follow user manual for effortless setup and operating.

Why Choose ETENWOLF Vehicle Jump Starter?

ETENWOLF Jump Starter deliver outstanding performance and safety. Their advanced lithium battery technology ensures each start is strong and each device is durable. With smart design, excellent safety features, and portable size, you gain all-in-one convenience.

This line is ideal for drivers who need reliable support during emergencies. With dependable power for dead batteries and backup charging for devices, ETENWOLF J1 Jump Starter are made to keep you moving no matter the conditions.

Summary of Features for Maximum Value

  • Start Dead Batteries: 2000 amps of peak power work even at 9V, supporting up to 8.0L gas and 6.5L diesel engines.
  • 8 Intelligent Safety Protections: Spark-proof, reverse polarity protection, and secure connections for safe operation on 12V vehicles.
  • 16000mAh Capacity: Dual USB ports for charging devices, fast recharge with USB-C input, up to 35 jump starts per charge.
  • Compact Design: Built-in LED flashlight with 4 modes for roadside and nighttime use, fits easily in glove boxes or bags.
  • Durable Build: IPX5-rated, rubber-coated shell protects against water, dust, and impact. Includes complete accessory package.
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: 88808312118

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4.0 ★★★★★
Based on 27 reviews
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A
Verified Purchase
Abby B
Birmingham, US
★★★★★ 5
Surprisingly great for my wide feet and high instep!
Size: 10.5, Color: Velvet Tan/Gum 2
So thrilled I took a chance on these. Finding boots is impossible for me. I have wide feet, a super high instep, a bunion on one foot, and I wear a hard to find size (10.5). I ordered the 10.5 and 11 in these expecting I might need to size up for width (if I could even get them on). It was a struggle getting the 10.5s on the first time, and once I did they were somewhat uncomfortable on the top of my left foot. But I read that they would relax so decided to give it a go because I need waterproof boots for an upcoming trip and the 11s felt too long. After two days of light wear, they are already breaking in and I have no more discomfort. Getting them on is already easier and they are plenty wide enough and very comfortable to walk in. These are true to size. Super happy and worth a day of mild discomfort to break them in!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 7, 2026
E
Verified Purchase
EE
Chelsea, US
★★★★★ 5
Comfortable, sturdy, waterproof
Size: 9.5, Color: Black/Black
Loce, love, love these boots. Have walked ten miles with no foot pain around NYC. They go with everything and and are so comfortable. As they are waterproof/resistant, they get a little warm in high temps, but perfect three-season boots.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026
K
Verified Purchase
Kate
Chelsea, US
★★★★★ 5
Super cute, comfortable, practical, love that they are slip on
Size: 10.5, Color: Tobacco/Black
I have worn these 2-3 times already. The first day was a school/work day so I was on my feet 9 hours and the only issue I had was with the side of the boot rubbing against my ankle. I just make sure I wear socks high enough to cover my ankles or jeans that go into the boots now for long wear days. Absolutely love them! They keep my feet dry in this snow( we live in Michigan). I had been looking for a pair like this for awhile now and was getting super frustrated that I couldn't find my size in any that I liked. I saw that they had these available in a 10.5 and I wear 11. I looked at the Sorel website reviews (since the amazon ones weren't super helpful on sizing) and they said that the boots ran big so I took a chance on the 10.5 fitting me. They fit perfect. I have long narrow feet but I could see where they would be tight or uncomfortable on someone with wider feet. I've been trying to find a pair for my mom now since she has boot envy.
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Reviewed in the United States on January 27, 2026
N
Verified Purchase
Nicholle King
Los Angeles, US
★★★★★ 5
Worth it.
Size: 8.5, Color: Crushed Clay/Gum 2
Love all my Sorels. These were really cute, good color, comfortable, warm, fit well, good quality and sturdy. I would order again.
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Reviewed in the United States on March 26, 2026
J
Verified Purchase
jmb02129
Grantham, US
★★★★★ 5
Fantastic Boots!
Size: 8.5, Color: Redwood/Gum 10
Completely satisfied with these boots. True to size, well made, comfortable from the get-go; not break in needed. Waterproof- really. The Red Suede has withstood a nasty winter season & still looks great. Good traction. I like the ankle height which looks good with long, mid length pants & leggings. I love the easy slip on/off aspect..made getting ready for dog walking easy. I 100%recommend!
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Reviewed in the United States on April 11, 2026

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