Measures your heart rate, cadence & calories No chest strap required Professional dri-fit hat design Advanced optical sensor Dual module with Bluetooth 4.0 and ANT connectivity

• Dri Fit, sweat-wicking material
• Adjustable velcro closure for perfect fit
• Lightweight, aerodynamic design
• Connects with

 Measures your heart rate, cadence & calories No chest strap required Professional dri-fit hat design Advanced optical sensor Dual module with Bluetooth 4.0 and ANT connectivity

• Dri Fit, sweat-wicking material
• Adjustable velcro closure for perfect fit
• Lightweight, aerodynamic design
• Connects with nearly all apps & devices
• Compatible with ANT & Bluetooth Low Energy (BLE)