Features:Chip: FT232RLInterface: Mini USBPitch: 2.54mmPin Definition: DTR, RXD, TX, VCC, CTS, GNDDraw Out all Signal Port of FT232RL ChipRXD / TXD Transceiver Communication IndicatorUSB Power Supply, Can Choose 5V or 3.3V,Set by JumperWith Over Current Protection, Using 500mA Self-Restore FusePackage Contents:6x 3.3V 5V FT232RL Mini USB to TTL Serial Converter