The NOCO Boost Plus GB40 1000A UltraSafe Car Battery Jump Starter is more than just a tool; it’s a lifeline for your vehicle. Rated 4.7 out of 5 stars with nearly 97,000 ratings on Amazon, this device stands out as the #1 best seller in its category. Its popularity is not unearned; this compact powerhouse promises reliability, safety, and convenience for drivers of gasoline engines up to 6.0-liters and diesel engines up to 3.0-liters. In this review, we delve into what makes the NOCO GB40 an indispensable gadget for your car emergency kit.

Product Overview

The NOCO GB40 isn’t just a battery jump starter; it’s a versatile device equipped with features that cater to various needs. It’s your go-to solution for jump-starting dead batteries, charging devices, and lighting up the dark. The product’s design and functionality echo the brand’s commitment to innovation and user safety.

Technical Specifications

  • Dimensions: 4.61″D x 8.19″W x 4.21″H
  • Weight: 7.94 Ounces
  • Amperage: 1000 Amps
  • Peak Output Current: 1000 Amps
  • Battery Cell Composition: Lithium
  • Voltage: 12 Volts
  • Battery Capacity: 2150 Milliamp Hours
  • Special Features: 100 Lumen LED Flashlight, Portable Power Bank, Reverse Polarity and Spark-Proof Protection


Listed at $124.95, with a special offer of $99.95 for Prime members, the GB40 offers significant value, especially considering its robust features and reliable performance.

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Value for Money

Considering its versatility, durability, and the peace of mind it provides, the GB40 offers excellent value for money. Its ability to perform up to 20 jump starts on a single charge, combined with its multifunctionality as a power bank and LED flashlight, makes it a wise investment for any vehicle owner.

Key Features

  • UltraSafe Technology: Ensures safety with spark-proof connections and reverse polarity protection.
  • Multi-Function: Acts as a jump starter, power bank, and LED flashlight.
  • High-Discharge Lithium Technology: Offers safe operation in any climate.
  • Advanced Design: Features a rugged, water-resistant enclosure and a lightweight, compact build.

Why We Like It

The NOCO GB40 stands out for its ease of use, safety features, and versatility. It’s not just a tool for emergency jump-starts; it’s a comprehensive device that enhances your preparedness on the road. Its compact size and lightweight design make it easy to store, while its powerful performance ensures you’re never left stranded.


The NOCO Boost Plus GB40 1000A UltraSafe Car Battery Jump Starter is a testament to NOCO’s dedication to quality, innovation, and safety. With its impressive array of features, user-friendly design, and excellent customer reviews, it’s clear why this device is a favorite among drivers. Whether you’re dealing with a dead battery, needing to charge your devices on the go, or requiring emergency lighting, the GB40 has you covered. Investing in the NOCO GB40 means investing in your peace of mind, making it an essential addition to any vehicle.

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