The ALTHEA USB charger offers efficient and fast charging, featuring a USB Type C port with Power Delivery (PD) technology that automatically detects and charges devices such as MacBook 12", Nintendo Switch, iPhone 8/8 Plus/iPhone X, Samsung etc., at up to 30W speed. Also has 1 additional USB-A port which can charge 2 USB devices simultaneously. The charger is protected against overload, short circuiting and overheating, and with a compact and light-weight design, it is a great travel device and daily companion.• USB Power Delivery (PD) technology with quick charge function• Charges MacBook, Nintendo Switch, iPhone X/8/8 Plus, Samsung Galaxy S8/Note8 and other USB PD compatible devices• USB-C output: DC 5V/3A, 9V/3A, 12V/2.5A, 15V/2A, 18V/1.67A, 20V/1.5A• USB-A output: DC 5V/2.4A• Total power: 30W• Protected against overload, short circuiting and overheating• Compact and mobile