The RT40HD008B is a 4.0-inch TFT LCD display module featuring a 720 × 720 resolution, MIPI interface, and ST7703 driver IC. With IPS full viewing angle, 330 nits brightness, and a compact square display design, it delivers clear and vibrant visual performance. Designed for reliable operation from -20°C to +70°C, it is an ideal solution for smart home devices, industrial equipment, medical instruments, and other embedded applications.











