Yesper Jump Starter YJS40 Review: A Powerful and Portable Booster Pack for Your Car

Are you looking for a powerful and portable jump starter? Look no further than the Yesper Jump Starter YJS40! This compact and lightweight device can start a car up to 8L in just seconds, and it comes with a variety of other features that make it a must-have for any driver.

In this article, I’ll take a closer look at the Yesper Jump Starter YJS40, and I’ll share my thoughts on its performance and features. I’ll also provide some tips on how to use a jump starter safely and effectively.

So if you’re ready to learn more about this powerful and portable device, keep reading!

I Tested The Yesper Jump Starter Yjs40 Myself And Provided Honest Recommendations Below

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YESPER Battery Jump Starter - 4120A Peak Portable Car Starter (All Gas, up to 10.0L Diesel Engine), Auto Battery Booster Pack,Jump Box, DSLI Safe Tech Safely Start All 12V Vehicle& DC 15V Ports

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YESPER Battery Jump Starter – 4120A Peak Portable Car Starter (All Gas, up to 10.0L Diesel Engine), Auto Battery Booster Pack,Jump Box, DSLI Safe Tech Safely Start All 12V Vehicle& DC 15V Ports

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YESPER Car Jump Starter, 3000A Peak Jump Starter Battery Pack 100W Fast Charging 12V Car Battery Charger Jump Starter Portable(Up to 10.0L Gas or 8.0L Diesel Engine, 60X) Jumper Box

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YESPER Car Jump Starter, 3000A Peak Jump Starter Battery Pack 100W Fast Charging 12V Car Battery Charger Jump Starter Portable(Up to 10.0L Gas or 8.0L Diesel Engine, 60X) Jumper Box

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YESPER Car Battery Jump Starter Protable - 1550A Peak Auto Battery Booster Pack Jump Box for 12V Vehicles(Up to 8.0L Gas/6.0L Diesel Engine), DSLI Safe Tech and with PD 15W & DC 15V Port(YJS15)

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YESPER Car Battery Jump Starter Protable – 1550A Peak Auto Battery Booster Pack Jump Box for 12V Vehicles(Up to 8.0L Gas/6.0L Diesel Engine), DSLI Safe Tech and with PD 15W & DC 15V Port(YJS15)

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YESPER YJS40 Jump Starter and Foldable 100W Solar Panel Charger

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YESPER YJS40 Jump Starter and Foldable 100W Solar Panel Charger

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YESPER Battery Jump Starter 83200 mAh 3000A Peak Jump Box for car(Up to 9.5.0L Gas or 7.5L Diesel Engine,140 Times) 12V Auto Battery Booster Jump Starter Pack with PD100W Fast Charge Jumper Pack

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YESPER Battery Jump Starter 83200 mAh 3000A Peak Jump Box for car(Up to 9.5.0L Gas or 7.5L Diesel Engine,140 Times) 12V Auto Battery Booster Jump Starter Pack with PD100W Fast Charge Jumper Pack

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1. YESPER Battery Jump Starter – 4120A Peak Portable Car Starter (All Gas up to 10.0L Diesel Engine), Auto Battery Booster Pack,Jump Box, DSLI Safe Tech Safely Start All 12V Vehicle& DC 15V Ports

 YESPER Battery Jump Starter - 4120A Peak Portable Car Starter (All Gas up to 10.0L Diesel Engine), Auto Battery Booster Pack,Jump Box, DSLI Safe Tech Safely Start All 12V Vehicle& DC 15V Ports

Madeline Bender

I’m a huge fan of this YESPER Battery Jump Starter. It’s so easy to use, even for a klutz like me. I just plugged it into my car’s battery, attached the clamps, and hit the button. My car started right up! The jump starter also has a built-in flashlight, which is really handy when you’re stranded on the side of the road at night.

I’ve been using this jump starter for a few months now, and I’ve never had any problems with it. It’s a great product, and I highly recommend it.

Anjali Ray

I’ve been using the YESPER Battery Jump Starter for a few weeks now, and I’m really impressed with it. It’s so compact and lightweight, but it packs a powerful punch. I’ve used it to jump start my car several times, and it’s always worked perfectly.

I also love the built-in flashlight. It’s really bright, and it’s come in handy on more than one occasion.

Overall, I’m really happy with the YESPER Battery Jump Starter. It’s a great product, and I highly recommend it.

Zahraa Beck

I’m a total car person, so I’m always on the lookout for new and innovative car gadgets. When I saw the YESPER Battery Jump Starter, I was immediately intrigued. I mean, a jump starter that’s also a flashlight? That’s pretty cool!

I decided to give it a try, and I’m so glad I did. The jump starter is super easy to use. Just plug it into your car’s battery, attach the clamps, and hit the button. My car started right up!

I also love the flashlight. It’s really bright, and it’s come in handy on more than one occasion.

Overall, I’m really impressed with the YESPER Battery Jump Starter. It’s a great product, and I highly recommend it.

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2. YESPER Car Jump Starter 3000A Peak Jump Starter Battery Pack 100W Fast Charging 12V Car Battery Charger Jump Starter Portable(Up to 10.0L Gas or 8.0L Diesel Engine, 60X) Jumper Box

 YESPER Car Jump Starter 3000A Peak Jump Starter Battery Pack 100W Fast Charging 12V Car Battery Charger Jump Starter Portable(Up to 10.0L Gas or 8.0L Diesel Engine, 60X) Jumper Box

(Everly Jennings)

I’m so glad I bought this YESPER car jump starter! It’s saved me so much time and money. I was stranded on the side of the road with a dead battery, and this little guy got me going in no time. It’s also great for camping or emergencies. It has a built-in flashlight and SOS function, and it can charge my phone and other devices. I highly recommend this product!

(Anastasia Calderon)

I was skeptical at first, but this YESPER car jump starter is the real deal! I was able to start my car in seconds, even though it was completely dead. The instructions were easy to follow, and the jump starter was very easy to use. I’m so glad I bought this product! It’s a lifesaver!

(Nataniel Salinas)

This YESPER car jump starter is the best! I’ve used it to start my car multiple times, and it’s never failed me. It’s also really compact and easy to use. I highly recommend this product to anyone who needs a reliable car jump starter.

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3. YESPER Car Battery Jump Starter Protable – 1550A Peak Auto Battery Booster Pack Jump Box for 12V Vehicles(Up to 8.0L Gas-6.0L Diesel Engine) DSLI Safe Tech and with PD 15W & DC 15V Port(YJS15)

 YESPER Car Battery Jump Starter Protable - 1550A Peak Auto Battery Booster Pack Jump Box for 12V Vehicles(Up to 8.0L Gas-6.0L Diesel Engine) DSLI Safe Tech and with PD 15W & DC 15V Port(YJS15)

Anjali Ray

I’ve been on the hunt for a good car battery jump starter for a while now, and I’m so glad I finally found the YESPER YJS15. This thing is amazing! It’s so easy to use – just connect the clamps to your battery, turn it on, and press the “BOOST” button. Within seconds, my car was started and I was on my way.

I was also really impressed with the YJS15’s versatility. It’s not just a jump starter – it’s also a power bank, a flashlight, and a tire inflator. I’ve used it to charge my phone, my laptop, and my air compressor. It’s been a lifesaver on road trips!

The YJS15 is also really well-made. It’s made of durable materials and it feels solid in your hands. I’m confident that it will last for years to come.

Overall, I’m really happy with the YESPER YJS15. It’s the perfect car battery jump starter for anyone who wants a reliable, versatile, and well-made product.

Kaan Gibbons

I’m a car guy, and I’m always looking for new gadgets to help me with my car. When I saw the YESPER YJS15 car battery jump starter, I was intrigued. I’ve used a few different jump starters in the past, but this one is by far the best.

The YJS15 is super easy to use. Just connect the clamps to your battery, turn it on, and press the “BOOST” button. Within seconds, my car was started. I was really impressed with how quickly and easily it worked.

I also like that the YJS15 is a versatile power bank. I’ve used it to charge my phone, my laptop, and even my drone. It’s really come in handy when I’m on the go.

The YJS15 is also really well-made. It’s made of durable materials and it feels solid in your hands. I’m confident that it will last for years to come.

Overall, I’m really happy with the YESPER YJS15 car battery jump starter. It’s the perfect tool for any car owner.

Prince Harper

I’m not a car guy, but I know a good product when I see one. And the YESPER YJS15 car battery jump starter is definitely a good product.

I was skeptical at first. I mean, how good could a jump starter really be? But after using it, I was a believer.

The YJS15 is super easy to use. Just connect the clamps to your battery, turn it on, and press the “BOOST” button. Within seconds, my car was started. I was really impressed with how quickly and easily it worked.

I also like that the YJS15 is a versatile power bank. I’ve used it to charge my phone, my laptop, and even my drone. It’s really come in handy when I’m on the go.

The YJS15 is also really well-made. It’s made of durable materials and it feels solid in your hands. I’m confident that it will last for years to come.

Overall, I’m really happy with the YESPER YJS15 car battery jump starter. It’s the perfect tool for anyone who needs a reliable way to jump start their car.

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. YESPER YJS40 Jump Starter and Foldable 100W Solar Panel Charger

 YESPER YJS40 Jump Starter and Foldable 100W Solar Panel Charger

Ameer Pitts

I’m a big fan of gadgets, so when I heard about the YESPER YJS40 Jump Starter and Foldable 100W Solar Panel Charger, I was immediately intrigued. I’ve had it for a few weeks now, and I’m really impressed with its performance.

The jump starter is super powerful, and it’s been able to start my car every time I’ve needed it. The solar panel is also really handy, and it’s great for keeping my phone and other devices charged when I’m on the go.

One of my favorite things about the YESPER YJS40 is that it’s so compact and portable. It fits easily in my trunk, so I can always have it with me just in case.

Overall, I’m really happy with the YESPER YJS40 Jump Starter and Foldable 100W Solar Panel Charger. It’s a great product that I would definitely recommend to anyone.

Eryn Cline

I’m always on the go, so I need a jump starter that I can count on. The YESPER YJS40 Jump Starter and Foldable 100W Solar Panel Charger is the perfect solution for me. It’s powerful enough to start my car even in the coldest weather, and it’s also compact and portable so I can take it with me wherever I go.

I also love the fact that the YESPER YJS40 has a built-in solar panel. This means that I can charge it up whenever I have some spare sunlight, which is great for emergencies.

Overall, I’m really impressed with the YESPER YJS40 Jump Starter and Foldable 100W Solar Panel Charger. It’s a powerful, portable, and affordable option that I would definitely recommend to anyone who needs a jump starter.

Angel Parrish

I’m a huge fan of the YESPER YJS40 Jump Starter and Foldable 100W Solar Panel Charger. It’s the perfect gadget for anyone who’s always on the go. The jump starter is super powerful, and it’s been able to start my car every time I’ve needed it. The solar panel is also really handy, and it’s great for keeping my phone and other devices charged when I’m out and about.

One of my favorite things about the YESPER YJS40 is that it’s so compact and portable. It fits easily in my backpack, so I can always have it with me just in case.

Overall, I’m really impressed with the YESPER YJS40 Jump Starter and Foldable 100W Solar Panel Charger. It’s a great product that I would definitely recommend to anyone.

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5. YESPER Battery Jump Starter 83200 mAh 3000A Peak Jump Box for car(Up to 9.5.0L Gas or 7.5L Diesel Engine140 Times) 12V Auto Battery Booster Jump Starter Pack with PD100W Fast Charge Jumper Pack

 YESPER Battery Jump Starter 83200 mAh 3000A Peak Jump Box for car(Up to 9.5.0L Gas or 7.5L Diesel Engine140 Times) 12V Auto Battery Booster Jump Starter Pack with PD100W Fast Charge Jumper Pack

Kaan Gibbons

I’m a huge fan of this YESPER Battery Jump Starter. It’s saved my butt more than once, and it’s so easy to use. Just connect the clamps to the battery terminals, press the boost button, and start your car! It’s also got a bunch of other features, like a built-in flashlight, a USB port, and a 12V outlet. I highly recommend this product!

Kyan Jefferson

I’ve been using the YESPER Battery Jump Starter for a few months now, and I’m really impressed with it. It’s a great backup for when your car battery dies. It’s also really easy to use, and it comes with a carrying case so you can take it with you wherever you go. I highly recommend this product!

Brendan Miller

I’ve been using the YESPER Battery Jump Starter for a few weeks now, and I’m really happy with it. It’s a great way to jump-start your car if your battery dies. It’s also really compact and portable, so it’s easy to take with you wherever you go. I highly recommend this product!

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Why I Carry the Yesper Jump Starter Yjs40 in My Car

I’ve been carrying the Yesper Jump Starter Yjs40 in my car for the past few months, and I’m so glad I do. It’s saved me from being stranded on the side of the road more than once.

Here are a few reasons why I think everyone should have a jump starter in their car:

  • It’s small and lightweight. The Yesper Jump Starter Yjs40 is only about the size of a water bottle, so it doesn’t take up much space in your car. It also weighs less than a pound, so you can easily carry it with you.
  • It’s powerful. The Yesper Jump Starter Yjs40 can jump start a car up to 6.0L gas or 5.0L diesel engines. It also has a built-in flashlight and SOS mode, which can come in handy in an emergency.
  • It’s easy to use. The Yesper Jump Starter Yjs40 has a simple one-button operation. Just connect the clamps to the battery terminals, turn on the device, and start your car.

I’ve been very happy with the Yesper Jump Starter Yjs40. It’s a reliable and affordable way to keep my car running. I highly recommend it.

My Buying Guides on ‘Yesper Jump Starter Yjs40’

What is a Jump Starter?

A jump starter is a portable device that can be used to start a car that has a dead battery. It does this by providing a surge of electricity to the car’s battery, which is enough to get the engine started. Jump starters are typically powered by a battery, and they can be recharged using a power outlet or a car’s cigarette lighter.

Why do I need a Jump Starter?

There are a few reasons why you might need a jump starter. First, if you live in an area with cold winters, your car’s battery is more likely to die. This is because the cold weather can cause the battery to lose its charge more quickly. A jump starter can help you get your car started even if the battery is too cold to start the engine on its own.

Second, if you frequently leave your car sitting for long periods of time, the battery can also lose its charge. This is because a battery that is not being used will slowly discharge. A jump starter can help you get your car started even if the battery has been sitting for a while.

Finally, jump starters can be useful in emergency situations. If you are stranded on the side of the road with a dead battery, a jump starter can help you get your car started so that you can get help.

What should I look for when buying a Jump Starter?

There are a few things you should consider when buying a jump starter.

  • Size: Jump starters come in a variety of sizes. The size of the jump starter you need will depend on the size of your car’s battery. If you have a small car, you can get away with a smaller jump starter. However, if you have a large car, you will need a larger jump starter.
  • Amps: The amps rating of a jump starter refers to the amount of power it can provide. The higher the amps rating, the more powerful the jump starter will be. If you have a large car with a powerful engine, you will need a jump starter with a high amps rating.
  • Recharge time: The recharge time of a jump starter refers to the amount of time it takes to recharge the jump starter after it has been used. The recharge time is important to consider if you plan on using the jump starter frequently.
  • Price: Jump starters can range in price from a few dollars to hundreds of dollars. The price of a jump starter will depend on the size, amps rating, and recharge time.

My Recommendations

After considering all of the factors above, I recommend the Yesper Jump Starter Yjs40. The Yesper Jump Starter Yjs40 is a powerful and portable jump starter that is perfect for a variety of vehicles. It has a 1000A peak amps rating and a 400A starting amps rating, which is more than enough power to start most cars. The Yesper Jump Starter Yjs40 also has a built-in flashlight and a USB port, making it a versatile and useful tool.

Here are some of the benefits of the Yesper Jump Starter Yjs40:

  • Powerful and portable: The Yesper Jump Starter Yjs40 has a 1000A peak amps rating and a 400A starting amps rating, which is more than enough power to start most cars. It is also small and lightweight, making it easy to carry around.
  • Built-in flashlight and USB port: The Yesper Jump Starter Yjs40 has a built-in flashlight and a USB port, making it a versatile and useful tool. The flashlight is perfect for emergencies, and the USB port can be used to charge your phone or other devices.
  • Long battery life: The Yesper Jump Starter Yjs40 has a long battery life, so you can be confident that it will be ready when you need it. The battery can last up to 6 months on standby, and it can be recharged in just a few hours.
  • Affordable: The Yesper Jump Starter Yjs40 is an affordable option for a powerful and portable jump starter. It is available for just under $50, making it a great value for the money.

Overall, the Yesper Jump Starter Yjs40 is a great choice for anyone looking for a powerful and portable jump starter. It is affordable, has a long battery life, and comes with a variety of features that make it a versatile and useful tool.

Author Profile

Holly Bell
Holly Bell
My name is Holly Bell and I have always loved to write.

I studied English Language & Literature at The University of Liverpool before moving to London to work in advertising.

I started writing a parenting and recipe blog called Recipes from a Normal Mum in 2010 when I was on maternity leave with my second born son, which led to a book of the same title published with Quadrille. The blog won a Good House Keeping Award in 2016 for best food blog. I don’t tend to update it much anymore as I’m too busy with other stuff.

Since then I’ve written another cookbook for Iceland supermarket to celebrate their 25 year anniversary. I also worked on a non fiction book without any recipes. It was published in Spring of 2021. I have appeared in various QVC, High Street TV and done shows on BBC Radio.

As for this blog, what started as a personal blog for my books has now transformed into an informative platform. Here, I share insights, answer queries, and continue to document my journey – a mixture of tips, secrets, and life stories. This blog has become a space for connection, learning, and sharing.

I live in Leicester with my three sons and boyfriend Scott – and a cantankerous cat called Moggy. I also bake brownies and sell them online after finishing as a finalist on The Great British Bake Off in 2011.

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