DESIGN: 2-in-1 Charger & Power Bank, Built-in Foldable AC Plug, Pass-through Charging, Durable Polycarbonate Construction, Lightweight Space-Saving Design 4 LED POWER INDICATOR: The four LED indicators illuminate to help you easily determine your power level, so you know when it is time to recharge your power bank. AIR TRAVEL READY: There’s no need to leave your RapidPack 500AC at home when you travel since it meets the TSA & FAA regulations as an approved carry-on item. The space-saving design makes it easy to pack or carry. IMPORTANT: The final decision rests with the TSA officer on whether any item is allowed through the security checkpoint. Please see TSA to check and verify all requirements and regulations. OPERATION: The rechargeable li-ion polymer battery includes smart technology to protect against short-circuit, over-charging, & over-discharging so you can have peace-of-mind that it will operate properly and safely. Rapidly recharge the internal power bank via the integrated AC plug or the USB-C port. ACCESSORIES: 1x Lanyard 1x USB-C to USB-C Charging Cable