Technical Specifications.

What’s In The Box

  • GB50 Lithium Battery Jump Starter
  • Heavy-Duty Precision Battery Clamps
  • 12V Car Charger
  • Micro USB Cable
  • Microfiber Storage Bag
  • User Guide & Warranty Information

Starting Current

1,500 Amps (Peak)

Battery Types

12 Volt Lead-Acid Batteries

Internal Battery

35 Watt-Hour Lithium-Ion

USB Input

5 Volts 2.1 Amps Max

USB Output

5 Volts 2.1 Amps Max

Gas Engine Rating

Up to 7.0 Liters

Diesel Engine Rating

Up to 4.5 Liters

LED Flashlight

200 Lumens

Product Size

Height: 3.42 Inches (86.8 mm)
Width: 8.58 Inches (218.0 mm)
Depth: 3.16 Inches (80.3 mm)
Weight: 2.45 lbs (1.11 kg)

IP Rating

IP65 (w/ Ports Closed)

Limited Warranty

1-Year Hassle-Free Warranty

GB50 Boost XL 1500A UltraSafe Lithium Jump Starter | NOCO

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1,500 Amp UltraSafe Lithium Jump Starter

The GB50 is an ultra-portable, lightweight, and compact lithium-ion jump starter designed for 12-volt batteries. Capable of safely jump-starting a dead battery in seconds, it provides up to 30 jump starts on a single charge. Featuring advanced safety measures, the Boost XL is equipped with spark-proof technology and reverse polarity protection, ensuring it is safe for anyone to use.

The GB50 also includes a high-output 200-lumen LED flashlight with seven light modes, including SOS and emergency strobe. This jump starter holds its charge for up to one year and functions as a USB battery pack, offering up to six smartphone recharges on the go. Additionally, it is equipped with hot and cold LED indicators to monitor internal battery temperatures, protecting both the unit and your devices.

Rated at 1,500 amps, the GB50 is suitable for gasoline engines up to 7 liters and diesel engines up to 4.5 liters, making it ideal for a variety of vehicles, including cars, vans, boats, SUVs, trucks, and more. The package includes new HD Precision Boost Battery Clamps, designed to easily connect to any 12V lead-acid battery, from lawn mowers to trucks.

Included accessories:
– HD Precision Boost Battery Clamps for easy connection to any 12V lead-acid battery.
– USB charging cable.
– Microfiber storage bag.
– 1-year hassle-free limited warranty.
– Free lifetime customer support.

Key features:
– Compact yet powerful lithium jump starter rated at 1,500 amps, providing up to 30 jump starts on a single charge.
– Ultra-safe, mistake-proof design with spark-proof technology and reverse polarity protection, ensuring safe connection to any battery.
– Ultra-bright 200-lumen LED flashlight with seven light modes, including SOS and emergency strobe.
– Capable of recharging personal devices on the go, such as smartphones, tablets, and smartwatches, with up to six smartphone recharges.
– Designed for gasoline engines up to 7 liters and diesel engines up to 4.5 liters, suitable for small diesel cars, SUVs, boats, trucks, ATVs, motorcycles, and more.
– New feature: Hot and cold LED indicators for monitoring internal battery operating temperatures, protecting your batteries and devices.

The GB50 combines advanced technology, safety, and versatility, making it the ultimate portable jump starter and power source.