Features: Large screen display: shows 12-hour/24-hour clock, month, day, week, and countdown time clearly at a glance. Back with magnetic stand for attachment to metal surfaces and convenient desktop placement, allowing flexible positioning and easy operation. Powered by two CR2032 button batteries (not included), ensuring long-lasting and replaceable power supply. 9999-day countdown function offers extended timing capability. Screen lock feature available to suit various user needs. Suitable for kitchen baking, study sessions, science experiments, and special event countdowns such as Christmas, birthdays, anniversaries, graduation, and more. Specifications: Material: ABS Functions: Timer, 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 measurement deviation due to manual measuring. The actual product color may vary slightly due to monitor display differences. Package Includes: 1 x Electronic Countdown Timer