This USB to TTL/UART data cable is very suitable for electronic engineering development or burning various firmware.Compared to other USB to TTL UART adapters, this adapter not only supports 3.3V and 5V logic levels, but also adds support for 1.8V and 2.5V logic levels.At the same time it is equipped with a protective plastic case, this protective plastic case can effectively prevent static interference and various short circuits. Specification: * Model: SH-U06A * Main chip: Prolific PL2303GC * Pin Definition: CTS,RTS,RXD,TXD,GND,VCC,DSR,R1,DCD,DTR,RESET * Output VCC: 1.8V/2.5V/3.3V/5V * TTL Level: 1.8V/2.5V/3.3V/5V * USB interface: 2.0 * The maximum speed: 12Mbps About indicator LED: * PWM LED:Power Indicator * RXD LED:The data transmission indicator flashes when there is data from the USB port. * TXD LED:The data receiving indicator flashes when the USB port receives data. List of supported systems: * 1,Windows xp,7,8,10 * 2,Linux * 3,Mac OS You can download the driver directly from Prolific Technology Inc's website Packing list: * 1 X SH-U06A USB to TTL Adapter with a plastic case * 1 X User Manual * 1 X 6 PIN DuPont cable WARRANTY: DSD TECH offers a 1-year warranty and lifetime technical support for this USB-to-TTL adapter。If you meet any question, Please contact us, We will fix your issue within 24 hours.

Warranty:DSD TECH provide a 1 year warranty and lifetime technical support for this USB to TTL Serial Converter .if you have any questions, please feel free to contact us. We will respond within 24 hours. Compatibility: This USB to TTL Adatper is compatible with Windows 7, 8, 10 and various Linux OS and Mac OS. 4 kinds of TTL levels:This is a versatile USB to TTL converter. It is powerful enough to handle almost all TTL level communications. It is compatible with 5V, 3.3V, 2.5V, 1.8V TTL levels. PL2303GC:PL2303GC is the latest serial chip from Prolific Technology Inc. The maximum speed can reach 12Mbps, while the maximum speed of FT232RL is only 3Mbps. DSD TECH:DSD TECH specializes in the production of serial adapters such as TTL/RS232/RS485. We have provided quality products and services to more than 100,000 customers.