The M121GWW4 R1 is a 12.1-inch LCD module product from Long Teng (IVO) featuring a-Si TFT-LCD technology. It is equipped with WLED backlighting, including an LED driver for backlighting, and does not have a touch screen. Its typical characteristics include sRGB, wide temperature range, white LED backlight, a lifespan of over 50,000 hours, an LED driver, 6/8-bit grayscale options, and a matte surface finish. Its operating temperature range is -30 to 85°C, and its storage temperature range is -30to 85°C. This model is suitable for industrial applications. The M121GWW4R1 has a display resolution of 1280 (RGB) × 800 (WXGA), a 16:10 (width: height) aspect ratio, and RGB vertical bar-shaped pixel arrangement. Its display area dimensions are 261.12 × 163.2 (width × height) mm, and the visible area dimensions are 264.22 × 168.12 (width × height) mm. The physical dimensions are 278 (width) × 184 (height) × 9.79 (thickness) mm, with a matte finish and a hard coating (3H). The product weighs 455g (max.). In terms of backlighting, this model uses WLED-lit side-illuminated light sources, with a lifespan of 50K hours and an LED driver. The M121GGWW4R1 employs LVDS (1 channel, 6/8-bit) signal interface, with a total of 30 pins, using terminal connections, and a driving voltage of 3.3V (typical). Its typical vertical refresh rate Fv is 60Hz.