Features LONG BATTERY LIFE: The timer is equipped with a high-capacity 1000mAh battery that lasts up to 30 hours. This ensures that you can use it reliably without having to worry about frequent battery replacements. VERSATILITY: This timer includes 10 functions such as a clock display, 3 sets of custom interval timers, count by round, countdown by round, stopwatch, alarm, 10 second countdown, and buzzer control. Its versatility makes it suitable for applications ranging from sports training to kitchen timing. COMPACT & LIGHTWEIGHT DESIGN: The portable multi-functional timer boasts a sleek, compact design that easily fits in your pocket or bag, making it ideal for on-the-go use. Its lightweight construction ensures you can carry it around without any hassle, suitable for various activities like cooking, workouts, or meetings. EASY-TO-READ DISPLAY: Featuring a crisp, clear digital display, the timer ensures that you can read the time effortlessly, even from a distance. The large font and high contrast make it suitable for use in dimly lit environments. USER-FRIENDLY INTERFACE: With simple, intuitive controls, the timer is easy to operate, even for those who are not tech-savvy. The straightforward interface allows you to set and start the timer quickly, without any complications. Features: 1、Multifunctional: Gym timer is including 10 functions, such as clock display, 3 groups of custom for interval timer, count up by round, countdown by round, stopwatch, alarm clock, 10 seconds countdown, beep buzzer control. 2、Last 30 Hours: The interval timer can last up to 30 hours. Give you plenty of time to use and comfortable use process. 1000mAh large battery. 3、Low Battery Reminder Function: The workout timer adopts the low battery reminder function, so you won't notice the battery is low during your workout. 4、Made of ABS Material: This gym fitness timer is made of ABS material and small and portable. You can take this timer anywhere and start training. 5、Wide Use Scenarios: The workout timer can be widely used for home gyms, home garages, schools, gardens and so on. Specification: Item Type: Timer Material: ABS Battery: Battery Capacity 1000mAh(shipped with built in battery) Package List: 1 x Timer 1 x USB Cable Package List 1 x Timer 1 x USB Cable