Numeric 2-Digit Display 0.56" Red Common Cathode rubber wheel You can use it to

You can use it to connect some serial device to your PC via USB port

Function Direction Pin1 GND Ground &nbsp

1 × Relay Light Controlled Module

Coding scheme: CS 1

Numeric 2-Digit Display 0.56" Red Common Cathode rubber wheel You can use it toSimple Numeric Output for Counters, Clocks, and Readouts The Dual Digit Numeric Display 0. 56" Red Common Cathode is built for clear number display in counters, timers, clocks, measurement readouts, and status panels. It is a practical option when you need to show digits quickly and clearly. These modules are commonly used in DIY timers, basic instruments, scoreboards, and simple UI projects. They are easy to fit into many classroom and workshop