This portable power bank is equipped with a high-capacity 1,200 mAh rechargeable lithium-ion battery, ensuring a reliable source of power for charging smartphones, MP3 players, and various other devices. With its compact and lightweight design, it can easily be carried around using the integrated key ring. The power bank includes a USB to Micro USB charging cable, making it convenient to charge the battery itself. The input and output are both 5V/1A, allowing for efficient and fast charging. Whether you're at home, in the office, or on the go, this power bank provides a convenient solution to keep your devices powered up. It comes neatly packaged in a sleek white gift box, making it an ideal gift choice. What sets this power bank apart is the option for personalization, allowing you to add a personal touch and make it truly unique. Stay connected and never run out of power with this versatile and stylish power bank.