The GBX55 Boost X is a high-performance portable lithium jump starter, delivering 1,750 amps to start gas engines up to 7.5L and diesel engines up to 5.0L. Its UltraSafe 2.0 technology ensures spark-proof connections and reverse polarity protection, enhancing safety and battery life. With rapid recharging via USB-C and the ability to provide up to 9 jump starts per charge, it’s both efficient and versatile. Additionally, it functions as a power bank for devices and features a 200-lumen LED flashlight. Compact and reliable, the GBX55 is essential for any adventure or emergency.
Price last updated Feb 24, 2026 23:33:06 UTC. Availability and price subject to change. More info
