Compact Keychain Design: This mini digital stopwatch is perfect for timing during workouts, games, or daily tasks. Easily attach it to your keys or bag with its portable design, ensuring you always have a timer handy when you need it. Countdown Timer: Ideal for managing time effectively, use this stopwatch for cooking, exercise sessions, or studying. It features a loud beep to alert you when the set time has expired, making it a reliable tool -sensitive tasks. Clear LCD Display: Equipped with a large, easy-to-read LCD screen, this stopwatch ensures you can keep track of time effortlessly. The display remains visible in various lighting conditions, making it suitable for both indoor and outdoor use. Robust and : Constructed to withstand daily use, this stopwatch is both and robust. Its water- design makes it suitable for sports and other outdoor activities without worry about weather conditions. Simple One-Button Operation: Designed for ease of use, this stopwatch operates with a single button. or stop the timer with a simple , making it perfect for quick timing needs without any complications. (No battery shipped; battery is 1*LR1130) (The product printed words depending on the batch, but this does not affect use) Color: As Shown Material: ABS Package Contents: 1*Black Keychain Stop Watch 1*white Keychain Stop Watch Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.