Three Channel Timer Experiment Countdown Stopwatch Clock Kitchen Timer | Kitchen Timers (Gray)Features: 1. Large display window with clear widescreen visibility 2. Large buttons for easy operation 3. Stylish and practical design 4. Power switch with memory retention 5. Clock function: displays hours, minutes, and seconds 6. Stopwatch with 1/100 second resolution 7. Count-up timer function: up to 99 hours, 59 minutes, 59 seconds 8. Countdown timer function: supports 3 groups of countdowns, up to 99 hours, 59 minutes, 59 seconds Specifications: Power supply: 2 x AAA batteries (not included) Product dimensions: 90 x 70 x 20 mm Packaging dimensions: 110 x 80 x 30 mm Screen size: 40 x 44 mm Weight: 100 g Package Includes: 1 x Digital Kitchen Cooking Countdown Timer Clock 1 x User Manual