Serial connection unit USB TO TTL

USB to TTL serial interface module for converting USB to TTL UART for use with all serial port applications including microcontroller programming Additional information Specifications (USB to TTL serial interface module): Contains transmitter and receiver Operating voltage can be 5 or 3.3 volts Meets USB 2.0 port requirements Supports 8-bit data, stop bits, and parity bits Board dimensions: 26.5*15.6 cm Weight: 4 grams