The LTP-14058AKD is a 1.4 inch (35.76 mm) matrix height 5×8 dot matrix displays. This device utilizes AlInGaP Hyper Red LED chips, which are made from AlInGaP on a non-transparent GaAs substrate, and has a gray face and white dot color. DEVICE PART NO. AlInGaP HYPER RED LTP-14058AKD DESCRIPTION AN.