Step in the future of portable power with this 20,000 mAh, 65W fast charging laptop power bank. With the fast charging USB and TYPE C ports, you can charge up to 4 devices at once! The LED screen will display the power levels and charging speed. Once your device has been completely charged, the output power shuts down to prevent the device from overcharging & discharging, overheating, and short circuiting. It is recommended to use the 65W C to C charging cable that comes with this power bank to