The LCD screen digital wall clock uses an LED display to show time, date, day of the week, temperature, and a daylight saving time indicator, providing ataglance information. Installation options offer flexibility: place the clock on a desktop or mount it on the wall using the back mounting holes. Power and reliability: it can be powered via USB or by 3 AAA carbon batteries (not included). The clock remembers the time and resumes accurate timekeeping after a power outage. Durable and compact design: made from ABS material, it measures 2 x 2 x 8 cm, making it suitable for small spaces. Practical use scenarios: Bedside or nightstand for quick access to time, date, temperature, and DST status. Office desk or reception area for everyday time management and environmental information. Kitchen, classroom, or compact workspaces where space is limited and clear readouts are beneficial.