plastic.high-speed charging: the power bank can quickly charge your laptop and iPhone which is suitable for business trips. Stay connected and powered up with the ET-PB54 Power Bank. Designed to be your perfect travel companion, this power bank ensures your devices are always ready for use, no matter where you are,Efficiently charge two devices simultaneously. Modern, sleek, and compact design that fits easily in your bag or pocket, perfect for travel and daily use. The Earldom ET-PB54 10,000mAh Power Bank is the perfect solution for keeping your devices charged on the go. Its compact design makes it easy to carry and use anywhere. Key Features: LED Display: Shows the remaining battery percentage to ensure efficient charging. Dual Output: Two 5V/2.1A USB ports for fast charging. Compact Design: Easy to carry in a bag or pocket. Durable Construction: Made from high-quality materials for long-lasting use. This power bank is ideal for charging smartphones, tablets, and other devices multiple times thanks to its 10,000mAh capacity, making it your perfect companion at all times.