The Nedis power bank lets you charge two devices at the same time. It has a USB-A port for Quick Charge and a USB-C port for Power Delivery. The LED indicator shows you how much energy the power bank has left. This way, you know exactly when it needs to be charged. This Nedis power bank has enough power to charge your smartphone up to 4 times and your tablet up to 1.5 times. The power bank protects your device against overcharging, overheating and short circuiting.