Safely jump start a dead battery in seconds.
UltraSafe lithium ion battery jump starters from 400 to 4,000 amps, plus USB power bank pack, light, and 12-volt portable power booster.
Massively safe power.
Move over traditional jump starter booster packs. Here's a product that capitalizes on your weaknesses. Ultra-compact and powerful lithium-ion battery jump starters with patented safety technology to provide spark-proof connections and reverse polarity protection. It holds its charge for over a year, and does not experience any detrimental effects if left uncharged. It is capable of delivering starting currents up to 4,000 Amps. Perfect for jump starting cars, boats, motorcycles, trucks and more up to 10 liters. And it can power your favorite 12-volt devices (like a tire pump, power inverter, light and more), and gives up to 500 lumens of light.