Features: The RP2404 1.28-inch round LCD display module is a high-performance development board for microcontrollers. Built-in GC9A01 driver chip with SPI interface communication. Boasts a 240x240 resolution and 65K colors for clear display of color images. Utilizes SPI control, minimizing the use of interface pins, and connects easily to RaspberryPi/Arduino/STM32 main control boards. Comes with comprehensive support documentation, including example programs for RaspberryPi, Arduino, and STM32. Specifications: Diameter: Approx. 4 cm/1.57 inches Cable Length: Approx. 20 cm/7.87" Product Name: 1.28" 240x240 LCD Display Resolution: 240x240 Control Chip: GC9A01 Interface: 4-Wire SPI Display Size: Φ32.4 mm Display Panel: IPS Pixel Pitch: 0.135 x 0.135 mm Working Voltage: 3.3V/5V Other Parameters: Dual-core Arm Cortex M0+ processor, flexible clock up to 133 MHz 264KB SRAM and 2MB onboard flash memory USB-C connector for modern convenience and ease of use All GPIOs (30 total, with some multiplexed internally) are routed via a 1.27-pitch bus. USB1.1 with device and host support Low-power sleep and dormant modes Drag-and-drop programming with mass storage via USB port 2x SPI, 2x I2C, 2x UART, 4x 12-bit ADC, 16x controllable PWM channels Precise on-chip clock and timer Temperature sensor On-chip accelerated floating-point libraries 8x programmable I/O state machines for custom peripheral support Onboard Li-Po battery charging and discharging interface is beneficial for mobile applications. Note: Please allow for 0-1 cm error due to manual measurement. Ensure you don't mind before ordering. Due to differences in monitors, the image may not reflect the actual color of the item. Package Includes: 1x 1.28-inch LCD Module 1x PH2.0 8pin Connection Cable