LM215WF9-SSA2 (also known as: LM215WF9 (SS)(A2)) is a 21.5-inch LCD module developed by LG Display Co., Ltd., utilizing a-Si TFT-LCD technology. It incorporates a WLED backlight without a backlight driver and does not support touch functionality. According to the product specification document (Version 1.0) released by LG Display on November 8, 2017, the LM215WF9-SSA2 features a display resolution of 1920 (RGB) × 1080 (FHD), with an aspect ratio of 16:9 (width:height). The pixel arrangement follows an RGB vertical stripe pattern. The active display area measures 476.064 × 267.786 mm (width × height), while the overall module dimensions are 484.5 × 284.4 mm (width × height) × 12.2 mm (thickness). The surface treatment includes an anti-glare matte finish (Haze 25%) with hard coating (3H hardness). The net weight of the module is 1.59 kg (typical) / 1.67 kg (maximum).For backlighting, this module employs an edge-lit WLED light source (bottom-mounted) in a 13S4P configuration, with a lifespan of 30,000 hours. It does not include a backlight driver. The LM215WF9-SSA2 uses an LVDS (2-channel, 8-bit) signal interface with a total of 30 pins, connected via a terminal. The driving voltage for the panel is 5.0 V (typical). Its typical vertical refresh rate (Fv) is 75 Hz.