👍 Specially designed for adding any USB peripherals to your host devices, Suitable for Android, Windows and other systems, no system restrictions. 👍 Expansion Capability - Add on any USB peripherals such as keyboards, mouse, flash drives, external hard drives, USB card readers, USB ethernet adapter, game controllers or whatever to your Host devices with the AuviPal 2-in-1 OTG Adapter. 👍 Provide power for USB peripherals so that the battery of your android smart phone or tablet will not be drained so quickly like others ordinary OTG cable. Note: It can not power your android smart phone or tablet itself.