The OKY1103 is a module manufactured by OKYSTAR that has an LCD display and is used to build 3D printers. It has 10 digital inputs and outputs and 2 analog inputs that can be configured using PWM, serial, I2C, ADC and SPI protocols. It also offers adjustable backlit lighting, a convenient navigation button, and resolution up to 160 x 160 pixels. The module is easy to use and can be customized to reflect different needs and applications of a 3D printer.