With this USB to TTL conversion cable, you can easily communicate your computer with your Arduino board, ST MCU and Raspberry Pi as well as other MCUs. CP2102 USB to TTL transfer chip from Silicon Labs, industrial chip, high quality, super stable. Standard USB power supply, the connection pin contains: 3.3V, GND, TXD, RXD, 5V, GND Supports Windows 2000, XP, Vista, Windows 7, 8, 10, Mac OS 9, Mac OS X and Linux GUARANTEE: We give 12 months warranty for this USB to TTL converter. If you have any questions, please contact us, we will fix your problem within 24 hours.

WARRANTY:We back this usb to ttl Converter with 12 months warranty.If you meet any question, please contact us, we will fix your issue within 24 hours. Supports Windows 2000, XP, Vista, Window 7,8,10, Mac OS 9, Mac OS X & Linux. Standard USB power supply, the lead pin includes: 3.3V, GND, TXD, RXD, 5V, GND. CP2102 USB to TTL Transfer chip from Silicon Labs,Industrial chip, high quality, super stable. Designed to be used for USB to TTL electronic projects, easy to connect to your MCU. Status LED for TX,RX.