ACM1601H-RN-YBS is a 16x1 character LCD module designed for alphanumeric display applications. It features a KS0066 controller IC with an overall module size of 122.0mm x 33.0mm x max 14.5mm (LED backlight version) or 9.5mm (reflective version), and offers a dot size of 0.92mm x 1.10mm with a dot pitch of 0.98mm x 1.16mm. The module operates with a logic supply voltage of 2.7V to 5.5V and an LCD drive voltage of 3.0V to 6.5V, with standard operating temperature range of 0°C to 50°C or wide temperature range of -20°C to 70°C. It supports TN and STN LC fluid options with reflective, transreflective, or transmissive polarizer configurations and optional LED backlight. This LCD module is suitable for industrial equipment, instrumentation, and embedded systems requiring reliable character display functionality.