The BEAM EXTEND L20 is a sleek and portable 20000mAh power bank with the latest USB-C connectivity to provide quick and optimum power for your supported devices. The EXTEND L20 can simultaneously charge up to three devices and fully charge your smartphone or tablet several times over. It is perfect for travel on the road, on the boat, or in flight. You can also recharge the portable battery in a flash from empty to full capacity in less than 8 hours, saving you half the time compared to other models.