GaN is the latest advancement in technology for travel adapters, offering higher efficiency, producing less heat/energy loss and reducing carbon emissions compared to traditional silicon-based chargers. GaN chargers are also smaller and lighter making them ideal for travel. 4 USB C ports and a USB A along with sockets to charge items through a traditional plug. Lockable shutters, insulated pins and built in current protector. Operates in over 150 countries. Made from 20% recycled materials and are RCS certified.