The GB40 is an ultra-portable, lightweight, and compact portable lithium car battery jump starter pack for 12-volt batteries. With it, you can safely jump start a dead battery in seconds – up to 20 times on a single charge. It’s a mistake-proof portable car battery jump starter battery booster pack, making it safe for anyone to use and features spark-proof technology, as well as reverse polarity protection. The GB40 portable car battery jump starter integrates with a high-output 100 lumen LED flashlight with 7 light modes. Including low, medium, high, flashing, strobe, and emergency SOS. It can hold its charge for up to one year without being recharged. Its internal battery can be used to recharge any personal mobile devices like smartphones, tablets, or any other USB device, can be recharged by any powered USB port. It’s rated at 1000-amps, and suitable for use on gasoline engines up to 6 Liters and diesel engines up to 3 Liters, such as a car, boat, lawnmower, and more. Included is the GB40 battery booster jump starter pack, heavy-duty battery clamps, USB charging cable, 12-volt USB car charger, microfiber storage bag, a 1-year limited, and lifetime customer support. Other commonly used search terms: car jump starter, jump starter for cars, jump starter car, jump starter, jump starter battery, jump starter lithium, motorcycle jump starter, diesel jump starter, boat jump starter, best jump starter, pocket jumper car jump starter, vehicle jump starter power pack, booster pack for car, auto battery jump starter, 24v jump starter, emergency jump starter for car, lithium car jump starter, compact jump starter, 12v battery jump starter, jump starter 1200 amp,1000 amp jump starter, marine jump starter, multi function jump starter, emergency car battery jump starter,1000a jump starter, 800 amp jump starter, jump starter 600a, portable car jump starter charger, 4000 amp jump starter, booster charger jump starter, 800a jump starter.