wrist multi function wrist heart rate pedometer with stopwatch. Heart rate watch with stopwatch

wrist multi function wrist heart rate pedometer with stopwatch. Heart rate watch with stopwatch description:

Time calendar features:
Time frame: January 1, 2000 - December 31, 2099;
12/24 hour clock selection;
Week is automatically displayed.
2 group alarm function:
Alarm Time: 1 minute;
Hourly Chime
Stopwatch function:
Maximum: 59 '59 "99;
SPL function.
Countdown Timer function:
Maximum: 23:59.00
Pedometer Function:
7 seconds intelligent design step;
Three kinds of pedometer models show: total steps / time display mode →
pedometer / exercise time display mode → calories / mileage display mode;
User information setting: Metric / Imperial → weight → step → G-Sensor
sensitivity.
50 days automatic memory storage step function
Heart rate measurements:
Heart rate measuring range: 30 to 200;
Through contact measurement, display the dynamic pulse of the times.
Can bind options:
Whether the charging animation instructions;
Whether the heart rate measurement mode.
Backlight: EL or LED
IC operating voltage: 3V