Key benefits Clear at a glance display: LED display shows time, date, day of week, temperature, and a daylight saving time indicator for easy reading any time of day. Flexible installation: two mounting options for your space choice—place on a desktop or hang on the wall using the back wall hanging holes. Reliable and versatile power: powered via USB or 3 AAA carbon batteries (not included) for flexible placement. The clock remembers the time and resyncs after a power outage, ensuring continuous operation. Durable and compact: made from ABS material for lasting use, with a compact footprint of 2 x 2 x 8 cm that fits neatly in small spaces. Specifications and features Function: displays time, date, day of week, temperature, and daylight saving time indicator. Power options: USB powered or requires 3 AAA carbon batteries (not included). Time retention: resyncs and remembers time after power interruption for uninterrupted functionality. Construction: ABS material, built to last. Size: 2 x 2 x 8 cm, compact and spacesaving. Use scenarios Bedside or nightstand: a small, unobtrusive clock that keeps time, date, and temperature visible without taking up space. Office desk or classroom: place on a desk or mount on a wall to have quick access to time, date, and temperature while keeping your workspace tidy. Small kitchen or study nook: fits into tight spaces where a larger clock would be intrusive, while still providing essential time, date, and temperature information. Overall, this clock offers practical timekeeping with flexible installation, multiple power options, and a compact, durable design suitable for a variety of environments.