Tronsmart USB-C to Micro USB Adapter meets all USB-C technical standards for use with all USB-Type C products; including laptops and phones. With a Tronsmart USB-C to Micro USB Adapter, you can sync, charge and transfer data from your USB-C devices; (OTG compatibility) including phones and tablets, using your standard Micro-USB cable. To use the USB-C to Micro USB Adapter, plug a standard Micro USB cable into end (female connection) of the Adapter, then place the Type C male connection (the other end of the Adapter) into a Type C port. Support data transfers of up to 480Mbps transferring speed. Max electric current allows 2.4A Note:Updated version built-in OTG function, you may receive old version after order date (Sep 21,2016). if you like to exchange it,please contact with SELLER.