This universal power bank / QI charger is equipped with a solar panel that captures the energy of daylight and converts it charging power for your devices. You can charge any devices because it has built-in Micro-USB, USB-C and Lighting cables as well as QI wireless technology. With a rugged shockproof body, rain-proof design and a 30,000 mAh battery, its ideal for long, extreme hikes. Simply attach this rain-resistant solar-powered battery pack to your backpack and your gadgets will always have extra power.