The DE 127-TU-30/7,5 is a 4-digit digital LCD display manufactured by Display Elektronik. It features a 7-segment display with a STN Positive (strictly speaking, Super Twisted Nematic) behavior. This type of LCD display is capable of displaying a wide range of symbols (such as numbers, letters, and graphics) with a high brightness and excellent contrast. Other features include an operating temperature range from -20° to +70° C and an input voltage from 5 to 30V. The display offers an interface module for controlling its settings and can be used in a wide range of applications such as medical and scientific instruments, control systems and monitoring applications.