The NOCO Genius Boost Plus are ultra-portable, lightweight and compact lithium-ion jump starters. With it, you can safely jump start a dead battery in seconds - up to 20 or 40 times on a single charge. It's mistake-proof, making it safe for anyone to use and features spark-proof technology, as well as reverse polarity protection. The lithium jump starter integrates with a high-output 100 lumen LED flashlight with seven light modes, holds its charge for up to one year and features a USB battery pack for recharging personal devices on the go.

• The 400A model is designed for motorcycles, ATVs, lawn mowers, and cars with engines up to 4.0L. 
• The UltraSafe lithium battery inside NOCO Genius Boost can deliver up to 20 full power jump starts per charge for the 400 Amp.
• Nothing happens if you touch the clamps together or hook up to a battery backwards
• Boost not only provides a massive amount of power to start an engine, it also protects you from it
• Recharge your personal devices on the go - the 400A includes a 2.1A USB IN/OUT port
• Also features an ultra-bright 100 lumen led flashlight with 7 light modes, including SOS and emergency strobe
• 1 Lithium Metal batteries required (included)

400A Specification Sheet

400A User Guide

Warranty: 1 Year Limited Warranty

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.