NOCO Boost X GBX55 is a portable lithium jump starter for 12-volt batteries in vehicles up to 7.5-liters gasoline and 5.0-liter diesel engines, including cars, motorcycles, trucks, ATVs, boats, RVs, vans, SUVs, tractors, and more.

Rated at 1750-amps, this portable lithium car battery jump starter releases maximum energy at every start.
This isn't an upgrade. It's a whole new series - the Extreme Series.
Equipped with USB-C technology that, combined with power delivery, gives you lightning-fast recharges.
Completely recharges in just 1.2-hours, or go from 0% to jump starting in just 5-minutes of charge.
Charge everything with USB-C Power Delivery.
Its internal power bank provides 60-watts of power - both in and out - to effortlessly power your favorite USB-C devices, like phones, tablets, laptops, wearables, and more.
We took our UltraSafe technology and made it better. It's still our simple, mistake-free design featuring spark-proof technology and reverse polarity protection, but with enhanced thermal efficiency and power management to provide better performance and longer battery life.

What's In The Box

GBX55 Lithium Jump Starter
HD Precision Battery Clamps
24in USB-A to USB-C Cable
Microfiber Storage Bag
User Guide & Warranty Information

Starting Current 1,750 Amps (Peak)
Battery Types 12 Volt Lead-Acid Batteries
Internal Battery 46 Watt-Hour Lithium-Ion
USB Input
USB-C: 5V 1.5A/9V 3A/12V 3A/15V 3A/20V 3A
USB Output
USB-A: 5VDC 2.1A Max / 10W Max
USB-C: 5V 3A/9V 3A/12V 3A/15V 3A/20V 3A
Gas Engine Rating7.5 Liters
Diesel Engine Rating5.0 Liters
LED Flashlight200 Lumens
Protection IP Rating: IP65 (w/ Ports Closed)

Product Size

Height: 7.7 Inches (195 mm)
Width: 4.9 Inches (124.46mm)
Depth: 2.5 Inches (63.50mm)
Weight: 2.58lbs (1.17kg)