Freepower Slim 10,000 is the ultra-thin, portable power bank that offers fast charging and high power capacity in an incredibly lightweight design, with a thickness of just 20 mm: the best compromise between performance and size. The battery, created with innovative lithium-polymer technology, makes Freepower Slim 10,000 an ultra-slim power bank that is perfect for carrying with minimal space consumption. The power bank also features a simultaneous fast charging system and overheating protection, allowing you to charge your devices under completely safe conditions.