This portable power bank offers a massive 20,000mAh capacity, making it ideal for extended travel and busy days. It can charge an iPhone 15 up to 4 times or a Samsung S24 nearly 4 times, ensuring your devices stay powered throughout the day. With 30W output, it delivers fast charging, boosting an iPhone 15 from 0 to 57% in just 30 minutes. The 20W input ensures the power bank itself recharges quickly, so it's ready when you are.A 5.98 in. built-in USB-C cable provides ultimate convenience, eliminating the need for extra cables. This durable cable is designed to withstand over 10,000 bends, ensuring reliable performance for long-term use. The power bank includes an additional USB-C and USB-A port, offering versatility to charge multiple devices simultaneously, from smartphones and tablets to laptops.Enhanced safety features include advanced temperature monitoring technology that adjusts power output to protect your devices. This system monitors temperatures 3 million times daily, providing peace of mind with every charge. The compact design makes it easy to carry, while its durable construction ensures it withstands daily use.Included in the package are the 20,000mAh power bank with a built-in USB-C cable and a user-friendly guide to help you get started. Perfect for a variety of devices, it combines power, speed, and safety in a sleek, portable design.