1. Enlarge the screen for clear reading 2. Edge arc treatment, comfortable touch, non-slip and wear-resistant 3. With lanyard, easy to carry and not easy to lose 4. Functions: stopwatch, clock, date, day of the week, alarm clock, timekeeping 5. Power supply: contains a 3V button battery 6. Material: metal 7. Size: about 6.5x5.5x1.3cm 8. Weight: about 105 grams
