Features: 1.51inch transparent display with expansion board delivers clear viewing angles and double SPI/I2C interfaces for microcontroller compatibility. Engineered with 4 wire SPI and I2C communication protocols, this screen ensures rapid data transfer and integration into existing electronics projects. For electronics hobbyists, developers, and STEM educators seek high visibilities displays for prototyping dashboards. Optimizing industrial control panel, home interfaces, or educational lab equipment with this lightweight, transparent modules data visualization capabilities. Includes detailed documentation with ready to use code examples, accelerating development timelines for embedded systems and applications. Specifications: Resolution: 128×64 Screen size: 42.04x27.22mm Display size: 35.05x15.32mm Control chip: SSD1309 Package Includes: 1pc Transparent Screen note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.