Picture this: you’re stuck in a parking lot on a freezing morning, late for work, and your car won’t start. Dead battery. No one around. You reach for jumper cables — but there’s no second car.
Now imagine a better scenario. You pull out a compact device from your glove box, connect two clamps, push a button — and your car roars back to life.
That’s the power of the NOCO Boost Plus GB40.
- Start Dead Batteries – Safely jump start a dead battery in seconds with this compact, yet powerful, 1000-amp lithium bat…
- UltraSafe – Safe and easy-to-use car jumper starter and jump pack without worrying about incorrect connections or sparks…
- Multi-Function – It’s a car jump starter, portable power bank, and LED flashlight. Recharge smartphones, tablets, and ot…
⚡ What Is It?
The NOCO Boost Plus GB40 is a compact, powerful lithium jump starter designed to safely jump start a dead battery in seconds. Whether you drive a car, truck, boat, motorcycle, or ATV — this little device gives you portable power, whenever and wherever you need it.
🔋 Powerful Jump Starting — Up to 20 Jumps on a Single Charge
Despite its size, the GB40 packs serious punch. With 1,000 amps of peak current, it can jump start 12-volt batteries in gasoline engines up to 6 liters and diesel engines up to 3 liters.
That includes:
- Cars and pickups
- Motorcycles
- SUVs
- Lawn equipment
- Boats
- ATVs
- RVs
🚘 Up to 20 jump starts per charge, depending on the battery condition.

🔒 UltraSafe Technology — No Sparks, No Worries
Traditional jumper cables can be dangerous. But the GB40 is built with NOCO’s patented UltraSafe technology, which means:
- Spark-proof connections
- Reverse polarity protection
- Mistake-proof design, even for beginners
Even if you connect the clamps the wrong way, the GB40 protects both you and your vehicle.
✅ Safe for anyone to use — no mechanical skills required.

🔌 Not Just a Jump Starter — It’s a Portable Power Bank
The GB40 also doubles as a portable USB power bank. Use it to charge:
- Phones
- Tablets
- Headlamps
- Bluetooth speakers
- Any USB-powered device
Perfect for:
- Road trips
- Camping
- Emergency kits
- Everyday use
🔦 It even includes a built-in 100-lumen LED flashlight with 7 modes — including SOS and emergency strobe.

❄️ Works in Harsh Weather — Built for Real Life
From freezing winters to scorching heat, the GB40 is designed to perform in extreme conditions. Whether it’s your daily commute or a weekend in the woods, it’s built to deliver power when you need it most.
- Operating temperature: -4°F to +122°F
- Rugged, water-resistant enclosure
- Compact enough to fit in your glove box or center console
🧤 Throw it in your trunk and forget about it — until you need it.
📦 What’s in the Box?
- NOCO Boost Plus GB40 Jump Starter
- Heavy-duty battery clamps
- 12V car charger
- USB charging cable
- Microfiber storage bag
- User guide
Everything you need comes ready to go — just charge it once, and it’s on standby for months.

🧠 Why Thousands of Drivers Love the GB40
✅ Easy to use — even for beginners
✅ Safer than traditional jumper cables
✅ Portable power for more than just cars
✅ Long-lasting battery — holds charge up to a year
✅ Dependable, rugged design trusted by professionals
👪 Who Is It For?
- Commuters who don’t want to rely on strangers
- Road trippers and campers who go off-grid
- Parents and teens who want a safe emergency backup
- Fleet operators and contractors who need reliability
- Anyone with a car, truck, or outdoor toys
🚗 Whether it’s your first car or your weekend ride — this device belongs in your glove box.
🏆 Final Verdict
The NOCO Boost Plus GB40 is not just a tool — it’s peace of mind in your pocket.
No more waiting for roadside assistance. No more relying on strangers. No more stress.
It’s small, smart, and powerful enough to get you back on the road — in seconds.
🛒 Ready to Take Control of Your Car’s Power?
- Start Dead Batteries – Safely jump start a dead battery in seconds with this compact, yet powerful, 1000-amp lithium bat…
- UltraSafe – Safe and easy-to-use car jumper starter and jump pack without worrying about incorrect connections or sparks…
- Multi-Function – It’s a car jump starter, portable power bank, and LED flashlight. Recharge smartphones, tablets, and ot…
Don’t wait until your battery dies — be ready before it does.





