Key SpecificationsPeak Current: 1000A (Capable of jump-starting 12V vehicles with up to 6.0L gas or 3.5L diesel engines).Battery Capacity: 8,000mAh to 10,000mAh, functioning as a power bank for your phone or tablet.Air Compressor: 54W, 19-cylinder high-pressure pump that inflates a standard car tire in about 7 minutes.Safety: Features 8-9 levels of intelligent protection including reverse polarity, overcurrent, and overcharge protection.Standby Power: Retains up to 85% of its charge for a full year.