Mega on the go power with 15,000 milliamp capacity that can provide up to 10 full charges for the average smartphone. Dual USB ports allow for charging of 2 devices at once and Instasense technology makes sure each device gets the power that it needs. Carabineer clip and the lightweight compact form factor makes this battery pack easy to clip to your backpack or belt. The efficient 200mAh solar panel means that you’ll always have access to emergency charging power. Powers tablets, GPS, smartphones, portable game systems, action cameras, dash cams and most USB devices.