1) Wireless receiving heartbeat signal transmitted from heartbeat brooch,chest band frequency is AM 5.3KHz

2) Time display: hour,minute,second

3) Alarm clock function

4) Give alarm when heart rate exceeds the upper and lower limit values(60~220)

5) Timing(maximum time-keeping is 23 hours,59 minutes,59 seconds,99)

6) 12/24 hour displaying format

7) EL backlight

8) Keystroke tone

* Watch

1) Thickness: 9.35+-0.15mm

2) Work voltage: 3v

3) Veracity: +-90 seconds/month

4) Battery: CR2032

5) Static maximum drive current: <=3.5uA(T=25?)

6) Static average drive current: <=2.5uA(T=25?)

7) Heartbeat monitoring current: <=30uA(T=25?)

8) EL lighting current: <=10.0mA

9) Alarm ring current: <=2.5mA

10) Size: 250x50x13mm

* Chest band

1) Quiescent current: <=1.0uA(T=25?)

2) Emission transient current: <=4.5mA(T=25?)

3) Emission average current: <=0.4mA(T=25?)

4) Emission distance: >= 65cm

5) Adjustable band the longest Size: 100x3.5x1cm
Specification:
Package Weight
One Package Weight 0.22kgs / 0.48lb
Qty per Carton 28
Carton Weight 5.70kgs / 12.57lb
Carton Size 40cm * 30cm * 30cm / 15.75inch * 11.81inch * 11.81inch

Guaranty High Quality And Brand New
What You See Is What You Get