The Dart Power Bank is equipped with a 10,000 mAh/37Wh Grade A lithium-ion battery and convenient LED indicator lights. It allows you to charge up to two devices simultaneously with a maximum output of 5V/2A, ensuring both efficiency and reliability. The power bank comes with a 39-inch USB-A to Type-C cable, perfect for recharging the power bank or charging devices with a Type-C input. Please note, power banks are allowed in carry-on luggage only and are subject to TSA agents' discretion. Remember to fully charge the power bank before its first use.