Features: Large screen display: The same screen shows 12-hour/24-hour clock, month, day, week, and timing function, providing clear at-a-glance reading. The back includes a magnetic stand for attachment to metal surfaces, allowing flexible desktop placement, free positioning, and easy operation. Powered by two CR2032 button batteries (not included), offering durable power supply and simple battery replacement. 9999-day countdown with extended countdown capability. Screen lock function available to suit various user needs. Suitable for kitchen baking, study sessions, science experiments, anniversaries, Christmas, birthdays, wedding anniversaries, graduation, and other countdown occasions. Specifications: Material: ABS Functions: Timing, Countdown Time Range: 9999 Days, 23 Hours, 59 Minutes, 59 Seconds Battery: 2 x CR2032 Button Battery (not included) Screen Size: Approx. 100 x 70 x 15 mm / 3.94 x 2.75 x 0.59 inch Note: Please allow 1-2 cm error due to manual measurement. Ensure you are comfortable with this before ordering. Due to differences in monitor displays, the image may not reflect the actual color of the item. Package Includes: 1 x Electronic Countdown Timer