NOCO Boost Plus GB40 1000A Jump Starter

A compact 1000A lithium jump starter for dead 12V batteries, with smart clamps, USB charging, and a built-in LED emergency light.

Why customers buy it

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Description

The NOCO Boost Plus GB40 is a compact 12V lithium jump starter made for dead vehicle batteries, roadside kits, garages, and travel bags. The submitted assets show the GB40 booster pack, smart battery clamps, USB charging cable, storage pouch, and guide.

1000A 12V lithium jump starter for up to 6.0L gas and 3.0L diesel engines
Spark-proof connection and reverse-polarity protection help reduce clamp mistakes
Built-in 100-lumen LED flashlight with multiple modes including SOS and strobe
USB-A output can charge phones and small USB devices in an emergency
Includes booster pack, clamps, USB cable, storage pouch, and user guide as shown

Why customers love it

A dead battery can turn a normal drive into a tow call. The GB40 gives you a compact booster pack with smart clamps, spark-proof connection, reverse-polarity protection, USB charging, and an LED flashlight, so it is easy to keep in a glove box, trunk, garage, or roadside kit.

Specifications

Product type: portable lithium jump starter
Model shown: NOCO Boost Plus GB40
Peak current shown: 1000A
Battery system: 12V lead-acid vehicle batteries
Engine rating shown: up to 6.0L gasoline / 3.0L diesel
Starts per charge shown: up to 20
Light: built-in 100-lumen LED flashlight with 100%, 50%, 10%, SOS, blink, and strobe modes
USB: 2.1A USB-A output and 2.1A micro-USB input shown
Included items shown: GB40 unit, HD battery clamps, USB charging cable, microfiber storage bag, and user guide

How to use

Charge the GB40 before storing it. Connect the clamps to the battery terminals, check that the connection indicators show a safe setup, then start the vehicle according to the included guide. Disconnect the clamps after the vehicle starts, recharge the unit, and store it in the pouch for the next emergency.

Shipping & returns

If your order arrives damaged, defective, missing expected parts, or not as expected, contact Calyva support within 30 days and we will help with the next step.

TikTok reviews

See the GB40 jump starter in real clips.

NOCO Boost Plus GB40

✓ 1000A jump starting power for common 12V vehicle batteries
✓ Spark-proof and reverse-polarity protection shown in the submitted assets
✓ USB power output and built-in LED flashlight add roadside utility
✓ Compact kit includes clamps, USB cable, pouch, and guide

Basic jumper cables

Need another vehicle nearby before they can help
No built-in battery pack for solo roadside starts
No USB charging or emergency light in the same kit
Clamp mistakes can be harder to spot without smart indicators

Support

Roadside backup that fits in the car.

Keep it charged in your car, garage, or travel kit for dead-battery moments. If your order arrives damaged, defective, missing expected parts, or not as expected, contact Calyva within 30 days and we will help with the next step.