9999-day Countdown Digital Timers Classroom Timer Countdown Timer Compatible with Retirement

Features: Large screen: the same screen displays 12-hour/24-hour clock, month, day, week, and time, which is clear at a glance. The back is equipped with a magnetic stand, which can be attached to the metal surface and placed on the desktop, Compatible with free placement and easy use. The power supply is powered by two CR2032 button batteries (not included) and is durable and easy to replace. The 9999-day countdown has an ultra-long countdown time. The screen can be locked Compatible with meeting the needs of different people. Applicable scenarios: kitchen baking countdown, learning countdown, scientific experiment countdown, anniversary countdowns, such as Christmas, birthday, wedding anniversary, graduation, etc. Specifications: Material: ABS material Functions: Timing/Countdown Time range: 9999 days, 23:59 minutes, 59 seconds Battery: 2 CR2032 button batteries (not included) Screen size: Approx. 100x70x15mm/3.94x2.75x0.59inch Note: Please allow 1-2cm errors due to manual measurement, please make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the product. Package includes: 1x Electronic Countdown Timer