Portable lithium-ion battery jump starter pack that delivers 500-amps for up to 20 jump starts on a single charge. Ultra-safe design with spark-proof technology and reverse polarity protection allows safe connection to any battery. Designed for gas engines up to 4 liters. Includes Precision Boost Battery Clamps designed to easily connect to any 12V lead-acid battery. Unit includes an ultra-bright 100 lumen LED flashlight with 7 light modes including SOS and emergency strobe. Recharges other devices via USB port. For case see part number GBC013.