Wireless Heart Rate Monitor Watch

Start your cardiovascular training with this Wireless Heart Rate Monitor Watch.
Features
Wireless Heart rate monitor.
Stylish sport watch.
3 ATM Waterproof.
Elastic chest strap fits all size.
Time display: hour, minute, second.
Alarm clock function.
Give alarm when heart rate exceeds the upper and lower limit values (60-220).
12/24 hour displaying format.
EL backlight.
Effective distance of wireless transmission between the watch and the chest band is within 65cm.
Specifications
Heart rate measuring range 30 to 240bpm(beats per minute)
The dial thickness 1.5cm
The dial diameter 4.7cm
Waterproof 30 meters
Work temperature -10°C to+60°C
Work voltage 3V
Veracity ± 90 seconds/month
Battery type CR2032(included)
Battery life 36months
Chest band emission distance>=65cm
Weight 160g
Package content 1 x Wireless Heart Rate Monitor, 1 x Chest Strap