Advanced Wireless Portable Charger: Say goodbye to tangled cables, this solar charger supports all mobile phones that support wireless charging. You just need to press the power button and place your phone in the center of the wireless charging pad to charge. 20000mAh Ultra-High Capacity: The convenient mobile-sized portable charger can provide 5 charges for 2000mAh mobile phones or 3 charges for tablets, providing reliable power for up to 8 days on a single charge. Fast Charging: Can charge 4 devices at full speed simultaneously. Automatically detects the device's current and provides the fastest charging speed (up to 3A), fully charging your phone in 1.3 hours. 2.5X Charging: With a USB C charger (not included), you can fully charge the power bank in 7 hours, 2.5 times faster than 1A input. The USB C port can also be used as an output to charge your phone. Outdoor Necessity: Equipped with a solar panel, just hang it on your backpack to charge by sunlight. Built-in LED flashlight with three modes \"steady-flashing-SOS\", waterproof/dustproof/shockproof design, it is ideal for outdoor activities.