This charger is a USB-C power distribution & USB-A combo wall charger. The USB-C port delivers up to 20W to charge a tablet. The high electrical intensity allows electronic devices plugged into the 2.4A USB port to charge 70% faster than other charging devices. For example, a 60-minute charge will have charged your tablet battery to 20% with a standard 1A charger, while the 2.4A USB port will have charged your tablet to 70% thanks to its 2.4A delivered. The charger plugs into a classic wall outlet delivering 220V. It is equipped with “Smart Charge Chipset” technology: It optimizes the charge and the battery life.