Introducing the Powerful Powerpack: Heavy Duty, the ultimate portable charging system for extreme use. Waterproof, drop-proof, and certified to military standard MIL-STD 810G, it's designed to withstand shotgun blasts, freezing temperatures, and even being run over by a truck. With a 10,200 mAh capacity, it can charge a smartphone 3-5 times and holds its charge for over 3 years in standby. Plus, with PD capability and two outports, it can charge laptops and multiple devices simultaneously. Don't be limited by unreliable chargers, invest in the Powerpack that can handle anything.