Nitecore UM20 Mini 2-bay USB Li-ion Battery charger

Nitecore UM20: USB Powered Portable Lithium Ion Charger This is a cool little travel size charger, perfect for folks on the go. As a two battery charger, it's not quite as portable as its smaller brother, the UM10, but is still far more portable than chargers with larger screens while still telling you what you need to know: the screen displays current charging progress accurate to 1%. Plus you get the added benefit of charging 2 batteries at once. The Nitecore UM20 conveniently works off a USB port.  Can charge most common cylindrical batteries like 18650 and 18350 (full list in the specs below). Up to 1A Charge Speed for 1 or 2 batteries. Allows really fast charging for a USB portable charger, with selectable 1A or .5A modes, which can handle 2 batteries at a time.  Nitecore UM20 allows you to charge your batteries PLUS a device. Only have one USB port but need to charge your batteries and something else? No problem! The Nitecore UM20 Includes USB pass-through as well so that you can