Power bank & device charging at once: Yes Number of simultaneously connected devices (max): 3 Housing material: Aluminium Product colour: Silver Shape: Rectangle On/off switch: Yes Charger compatibility: Universal Built-in display: No Total output power: 20800 W Port 3 output power: 18 W Port 2 output power: 18 W Port 1 output power: 65 W Height: 22.6 mm Depth: 80.9 mm Width: 186.1 mm Weight: 585 g Built-in radio: No USB Power Delivery up to: 65 W Charging source: USB Battery capacity: 20800 mAh Fast charging: Yes USB Power Delivery (USB PD): Yes Battery technology: Lithium-Ion (Li-Ion) Fast charging technology: Power Delivery Quantity per pack: 1 pc(s) USB Type-A connector: Yes Input interface: USB Type-C USB Type-C connector: Yes USB Type-C ports quantity: 2 USB Type-A output ports: 1 Warranty period: 2 year(s)