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NOCO GB40 UltraSafe Portable Lithium Jump Starter

Jump start a dead battery in just a few seconds with the NOCO GB40 UltraSafe Portable Lithium Jump Starter. Delivering 1,000-amps, this compact lithium-ion battery pack offers a powerful boost whenever you need it. Featuring a patented safety technology, the GB40 provides connections that are spark-proof. Likewise, the reverse polarity protection makes it safe for anyone to use. It’s designed for diesel engines up to 3 liters and cars, boats, trucks, and more with gas engines up to 6 liters. The GB40 also doubles as a power source that you can use to recharge USB devices such as your smartphone or tablet. It even comes with a 100 lumen LED flashlight with modes like SOS. Moreover, GB40 can jump start your vehicle up to 20 times on a single charge.

NOCO GB40 UltraSafe Portable Lithium Jump Starter
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Discovered On
Discovered By
Mark Myerson
Show Product Specs
Gas Engine Rating
6.0 Liters
Diesel Engine Rating
3.0 Liters
Starting Current
1, 000 Amps (Peak)
Joules 3S Rating
7, 000 J3S
Battery Types
12 Volt Lead-Acid Batteries
LED Flashlight
100 Lumens
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