Use this portable USB power adapter to charge two compatible devices at the same time from any standard wall outlet. This adapter includes two USB ports with 5V/2.4A output power for quick charging, plus a compact foldable plug so it's easy to travel with. Compatible Devices: AlphaA(R) 10 AlphaA(R) 100 AlphaA(R) 200 AlphaA(R) 200i AlphaA(R) 300