Reads EKG-accurate heart rate data, with no chest strap required;Sends heart rate data to smartphone apps, GPS watches, and bike computers viaBluetooth Smart 4.0 and ANT+;Transmits data from existing ANT+ speed and cadence sensors directly to iOS smartphone apps;5 configurable heart rate zones allow you to customize your workout;Fits wrist sizes 149-208mm / 5.9-8.2

• Mio Velo Cycling Heart Rate Wristband - Blue
• M/L
• Blue

Mio Velo Cycling Heart Rate Wristband - BlueMio