The farbric chest belt feels comfortable to the skin, and fits well when wear it.

Technical Parameter:

Heart rate resolution: 2bpm (when the user is quiet)

Heart rate range: *0 ~ **0 bpm

Wireless transmission: Bluetooth4.0 (BLE)

Transmission distance: *0m

Battery life: Typically 6 month

Water proof: IPX4Color: Black

Transmitter size: *8× *8× *4mm

This device is compatible and applicable with iOS devices, including:

iPhone 4S/iPhone 5

The New iPad/ iPad4/ iPad mini

iPod Touch 5

In addition, this device is also recommended to work with the following APPs:

Endomondo

Strava

Sports Tracker

MapMyRide

Runtastic