NOCO Genius GB40 User Manual

Welcome. Thank you for buying the NOCO Genius
®
Boost™ GB40. Read and understand the User Guide
before operating the product. For questions regarding our
jump starter, view our comprehensive support information
at www.no.co/support. To contact NOCO for personalized
support (not available in all areas), visit www.no.co/connect.
What’s In The Box.
• GB40 Lithium Jump Starter
• Micro USB Cable
• 12V USB Charger
• X Connect HD Battery Clamps
• User Guide & Information Guide and Warranty
User Guide
GB40
PRIOR TO USE, READ AND UNDERSTAND
PRODUCT SAFETY INFORMATION.
Failure to follow the instructions may result
in ELECTRICAL SHOCK, EXPLOSION,
or FIRE, which may result in SERIOUS
INJURY, DEATH, DAMAGE TO DEVICE or
PROPERTY. Do not discard this information.
DANGER
INT

NOCO Genius GB40 Specifications

General

Starting Current	1000A
Internal Battery	Lithium-Ion
Working Voltage	12V
USB Input	5V/2.1A
USB Output	5V/2.1A
Weight	2.4 lbs
Safety Features	Reverse Polarity Protection
Compatibility	Gas engines up to 6 Liters and Diesel engines up to 3 Liters

Summary

What's In The Box

Contacting NOCO

About GB40

Getting Started

Connecting to the Battery

Jump Starting

Low Voltage Batteries & Manual Override

Understanding Charge LEDs

User Interface

Internal Battery Level

Indicates the charge level of the internal battery.

Error LED

Illuminates Red for reverse polarity or blinks for high temperature.

Power Button

Push to turn the unit On and Off.

Power LED

Illuminates White when the unit is On.

Boost LED

Illuminates White when Boost is active or flashes White in Manual Override.

Manual Override Button

Hold for 3 seconds to disable safety and force Boost On for low voltage batteries.

Light Mode Button

Toggles the LED flashlight through 7 light modes.

When Recharging the GB40

Understanding Error Conditions

Charging the GB40

Charging Times

Charging Your USB Devices

LED Flashlight

Energy Saving Auto Shut Off

Technical Specifications