Anker PowerCore Select 10000 Portable Charger - Black, One of The Smallest and Lightest 10000mAh Power Banks, Ultra-Compact, High-Speed Charging Technology Phone Charger for iPhone, Samsung and More. A revolution in high cell capacity portable charging. It fits easily into any pocket or bag, making it the perfect charger for on the couch, on a plane, or anywhere else your phone needs a boost. Dual charging ports with Anker's PowerIQ high-speed charging technology lets you charge two devices at the same time