Product Features 1. Laziness Alarm Clock Function: You can set 1 to 5 alarm groups, with each alarm lasting 60 seconds. This feature is suitable for both regular alarm clock users and those who prefer a more relaxed approach, allowing you to set five consecutive one-minute reminders. 2. Countdown Function: The maximum countdown time is 23 hours and 59 minutes (some batches are 99 minutes and 59 seconds). After the countdown ends, there is a 60-second alarm sound with a memory function. When the countdown ends, it automatically returns to the set countdown time. Pressing any key on the alarm buzzer stops the beep and automatically returns to the set countdown time. Pressing the M/s key initiates the next countdown. This feature is particularly suitable for industries requiring time-limited services, such as telecommunications, banking, and catering. 3. Five sets of time intervals and countdown times can be freely set; 4. Each of the five sound sets includes 60 seconds of noise; 5. Clock time system: Supports conversion between 12-hour and 24-hour formats; Key functions: 1. Set (Mode): Press and hold the Set key for several seconds to begin settings; 2. H/M: Set the hour value (countdown displayed in hours); M/S: Set the minute value (countdown in seconds) and start or stop the alarm or countdown. Product specifications: 1. Uses AAA batteries (timer does not include batteries) 2. Display size (LCD): 50mm 28mm; Dimensions: 80mm 56mm 22mm 4. Sound noise: DDD-grade sound, volume suitable for most users 5. Back features a magnet and stand, plus a spare hanging hole. Can be attached to metal surfaces or placed on a desk; or used for hanging.