Large display with bold numbers: The compact alarm clock features a large, clear display with bold numerals for easy reading from a distance. Adjustable brightness: Multiple brightness levels allow you to the display to your preference. An allblack display option is available for lightsensitive users. Loud alarm for heavy sleepers: Seven alarm volume levels range from 70 dB to 118 dB, helping ensure you wake up reliably without oversleeping. 12hour and 24hour format with DST: Supports both 12hour and 24hour formats, with automatic AM/PM display in the 12hour mode. Includes daylight saving time DST autoadjustment. Use scenarios: Bedroom bedside use: Large, readable display and adjustable brightness make it easy to see the time at night while reducing glare when you need a darker room. Small spaces or shared rooms: Compact size fits on a nightstand or desk, and the adjustable alarm volume helps wake heavy sleepers in a shared living area without disturbing others. Travel or guest rooms: The compact design travels well and DST automatic adjustment simplifies time changes in hotels or temporary stays.