Make your trips and outdoor activities power-packed with the high-capacity 20000mah battery power bank with an integrated led light and wireless charging. solartank-20pdqi sports a built-in high-grade solar panel, which lets you charge the power bank at faster speeds even when outdoors. you can also transform the power bank into a portable led light, making it one of the most versatile power banks. specifications battery: li-polymer battery battery capacity:20000mah usb-c input: 5v/3a, 9v/2a micro-usb input: 5v/2a, 9v/2a solar panel input: 5.5v / 300ma output usb-a 1: 5v/3a, 9v/2a, 12v/1.5a usb-a 2/3: 5v/2a usb-c:5v/3a, 9v/2.22a, 12v/1.67a wireless charging:10w wireless charging distance:8mm led brightness: 550lm charging time: 4-5hours(usb-c/micro-usb), 75 hours (solar)