The Thermaltake 3.9″ LCD Screen Kit (model AC‑073‑OO1NAN‑A1) is a sleek expansion accessory designed primarily for Thermaltake’s Tower 300/600 and Ceres 330 chassis. Featuring a vibrant 3.9-inch TFT-LCD with 128×480 RGB resolution, it integrates seamlessly through TT RGB Plus 2.0 software for Windows 10/11.

Users can monitor real-time system metrics (CPU/GPU temps, frequency, load) and customize the display with GIFs, JPGs, weather info, and more. The device operates at 5 V and draws up to 14 W while powered via a 9-pin Micro‑USB to USB interface. With its compact dimensions (120.5 × 44 × 18 mm), it fits flush into compatible chassis panels, offering both functional monitoring and stylish customization. It comes with a 3-year manufacturer warranty for peace of mind.