Stopwatch, Digital Handheld LCD Sports Stopwatch, Training Timer, Electronic Outdoor Running Chronograph Stop Watch

Mute: can turn on or off the sound of the keys. Hourly hour: can be turned on or off. Luminous display: with luminous button, press once to light up for 4 seconds. Clock calendar: 24-hour clock, year, month, day and week display. Alarm clock: daily alarm clock can be set, the alarm clock can be turned on or off.