1、Stacking Multiple Modules: The matrix display module with input and output interfaces supports stacking multiple modules. 2、Large Display Range: 16x16 LED matrix specification display module, display range is large and diversified. 3、Red LED Light: The matrix display module is equipped with red LED light, which can display various patterns and characters. 4、Excellent Visual Effect: The matrix display module has excellent visual effect, and the viewing effect of text and graphics is better. 5、Strong Compatibility: This is a matrix display module compatible for Raspberry Pi, for Nordmcu and other development boards. 1 x Matrix Display Module  Item Type: Matrix LED Display ModuleModel: DM42A16LED Light Colour: RedPixel Size Pitch: Approx. 1.9mm / 0.7inMatrix Specifications: 16x16Drive: 74hc595Function: Can Display Various Patterns and CharactersApplicable MCU Platform: for FPGA CPLDfor STM32 C51 AVR PICfor Raspberry Pifor Nordmcu