Product: AcuRite 13024 Atomic Dual Alarm Clock with USB Charging
Brand: AcuRite
Color: Black
Atomic Clock features split-second accuracy and automatically adjusts for DST
Monitor indoor temperature right from your nightstand
Set 2 separate alarms for daily, weekday, or weekend use
USB power port charges your cell phone while you sleep, AC adapter-powered with battery backup in case of power loss.
Kindly refer the user manual given below for troubleshooting steps.

Search query: day date clock crystal
Relevance: Exact