Never be out of power again with the Energizer 5,000mAh Portable Charger. You can charge your phone or tablet anywhere and even charge two devices at the same time, which is great for work or travel. Unlike most power banks, this one comes with a built-in cable so you've no need to worry about forgetting to bring it with you. Features and Benefits Blue LED power indicator - To tell you how much it's charged Power protection - Protects the portable charger from overcharge and short-circuits 5V/2.1A fast output supply - Lets you charge in minimal time Specifications Auto-full power-off function Weight: 133g Dimensions: H12.5 x W6.2 x D1.65cm Requires rechargeable 5,000mAh battery (built in/included) Colour: Black