Large digital countdown timer clock with a maximum setting of 999 days, 23 hours, 59 minutes, and 59 seconds. Features a clear LCD screen (13.8x4cm / 5.4x1.6in) and an alarm that sounds for 60 seconds when countdown reaches zero. Includes a clock function with switchable 12/24-hour format. Easy to set and operate. Two placement options: magnetic back and movable bracket. Ideal for graduations, labs, kitchens, vacations, weddings, new babies, retirements, meetings, study sessions, and more. How to set the clock: - Press and hold CLOCK until the hour digits flash. - Press UP/START or DOWN to adjust the hour. - Press CLOCK again to set minutes, then seconds. - Press CLOCK to start the clock. - In clock mode, press DOWN to toggle between 12H and 24H. How to set countdown time: - Press and hold SET until a digit flashes. - Press SET repeatedly to select the digit to change. - Press UP/START or DOWN to adjust the digit (press and hold for quick change). - Continue pressing SET until the screen stops flashing. - Press UP/START to start or pause the countdown. - Press and hold both UP/START and DOWN to reset to 0. Requires 2 x CR2032 batteries (included). Color: Black Material: ABS Size: approx. 15.5 x 5.7 x 1.1 cm Package includes: 1 x digital timer clock Note: Due to lighting and display differences, the actual color may slightly vary. Measurement tolerance: +/- 1-3 cm.