The 4smarts 100W Lucid Powerbank 20000mAh is a powerful solution. You can quickly and easily charge multiple devices at the same time, even while the power bank itself is being charged. With an output power of up to 100W, you can charge nearly all USB-C devices, including laptops and MacBooks, at lightning speed. This user-friendly power bank features a smart safety system that automatically adjusts the power to the connected devices. Your devices are safe and charged at maximum speed. With 20000mAh, you can also take the Lucid Powerbank in your carry-on luggage on a plane. The LCD display shows fast charging information and the precise battery percentage, so you can check the charging status at any time.