The Euroacs EU-PB220 external battery in a black casing provides reliable energy storage for mobile devices with a capacity of 20000 mAh. The model is equipped with two energy storage ports and two USB outputs, allowing the simultaneous connection of two devices. The fast charging function, supporting an input and output current of 3000 mA at a voltage of 5 V, makes the battery a universal option for various devices. An LED indicator helps manage energy levels. The package includes an operation manual. The product is made in China and meets high-quality standards.