Pulse rate sensor watch

1.heart rate

2.Chronograph

3.Calorie burned

4.Alarm

Features:

(1)Real Time Character

?Hour，Minute，Second，Year(2000~2020)，Month，Day

?12H format display， indicator"P" means PM times， otherwise AM times

?Daily alarm and Hourly chime

(2)Chronograph start with 0.01s， and with a second one hour later

(3)Heart rate and calories burned while exercise

(4)Keytone function

(5)SPHYGMUS test condition: At the temperament of 1700 LUX in the room under the light

(6)SPHYGMUS error: ±5%