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| Display | ||
| Panel | VA LED | |
| Screen Size | 21.45 inches | |
| Display Type | Full HD — 1920 × 1080 | |
| Resolution | 1920 (H) × 1080 (V) | |
| Aspect Ratio | 16:9 | |
| Viewing Angle | 178°(H)/178°(V) | |
| Brightness | 250 nits | |
| Contrast Ratio | 4000:1 | |
| Refresh Rate | 144 Hz | |
| Color Gamut | 72% NTSC | |
| Response Time | 5ms | |
| Connectivity | ||
| VGA | VGA × 1 | |
| HDMI | HDMI 1.4 × 1 | |
| Physical Specification | ||
| Dimension | 492.7mm x 284mm x 41.2mm (Without base) | |
| Weight | 1.85 kg (net) | |
| Power | ||
| Power Supply | DC 12 V, 2 A | |
| Power Consumption | ≤ 24 W | |
| Warranty Information | ||
| Warranty | 3 Years | |
The Dahua DHI-LM22-A220 21.45" FHD 144Hz Monitor is an excellent choice for users looking for a smooth, responsive, and immersive display experience for gaming, entertainment, office work, and everyday computing. Featuring a 21.45-inch Full HD display, this monitor delivers sharp and detailed visuals with a 1920 × 1080 resolution, making text, images, videos, and game graphics appear clear and well-defined. Its impressive 144Hz refresh rate provides significantly smoother motion than standard 60Hz monitors, making it particularly suitable for fast-paced gaming, competitive titles, sports content, and other applications where fluid movement is important. The higher refresh rate helps reduce motion blur and provides a more responsive on-screen experience when combined with a compatible graphics card. The compact 21.45-inch form factor is ideal for home, office, gaming setups, educational environments, and smaller workspaces, while still offering enough screen real estate for comfortable daily use. Dahua's display technology is designed to provide vibrant visuals and consistent performance for a wide range of content. Whether you are browsing the web, working on documents, watching movies, editing basic content, or enjoying your favorite games, the DHI-LM22-A220 offers a balanced combination of clarity and smoothness. Its modern design also complements contemporary desktop setups without occupying excessive desk space. For gamers, the 144Hz refresh rate can provide a noticeable advantage in fast-moving scenes, while everyday users can enjoy smoother scrolling and improved overall responsiveness. Overall, the Dahua DHI-LM22-A220 21.45" FHD 144Hz Monitor is a practical and performance-oriented display that combines Full HD clarity, high refresh rate performance, compact dimensions, and versatile usability, making it a strong option for both gaming and everyday productivity.
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