I couldn’t locate a specific manual for a “DT6507 LED mirror clock” — this appears to be a less common or store-specific model (possibly from brands like DecoTech, Dynasty, or a generic smart mirror clock).
models feature three primary buttons on top or back: MODE, UP, and DOWN. dt6507 led mirror clock instructions
For further visual guidance, you can refer to the DT-6507 Setup Video or the Instructional Manual PDF for similar LED mirror clocks. I couldn’t locate a specific manual for a
The Hour digits will flash. Use UP/DOWN to adjust, then press MODE. DT6507 LED mirror clock unit Power adapter (USB
Total Blackout: To turn the screen off entirely at night without unplugging it, press and hold the SNZ/LIGHT button for 3 seconds.