Scosche 300A Car Jumper/Power Bank

Part #: PBJ300-1 OPEN BOX - High capacity 5,400 mAh Lithium-ion battery with a peak jumpstart current of 300 Amps - Jump starts a wide array of vehicles (4 to 6 cylinder engines up to 3.5 liters) - Spark-Free, 6-Point safety protection system provides Maximum peace of mind - SAFETY PROTEctION against short circuit, reverse connection, reverse charge, overheating and overcurrent overcharging - Multifunctional 5V USB port for charging your smartphones, tablets, GPS, and other electronic devices