Portronics POR 539 2.4A Adapter with Micro USB Cable (White) Portronics 2.4A portable USB adapter comes with in-built Micro USB cable of 1m. It is compatible with your Smartphone and is your perfect companion in providing your Smartphone with required charging. Power up your Smartphone anywhere, anytime with Portronics 2.4A portable USB adapter comes with in-built Micro USB cable of 1m. It is compatible with your Smartphone and is your perfect companion in providing your Smartphone with required charging.