Cfa633 - Mtbf

CF Support

The 633-YYB-KS has a MTBF of 50-100k hours.

The 633-TMC-KS LCD itself has the same MTBF, but the white LED backlight has a half-life of approximately 10k hours, reducing to 70% brightness, it's a consequence of the white phosphor used in the production of white LEDs.
USB LCD Displays - Graphic and Character LCDs with a Keypad