Wahoo's Bluetooth 4.0 heart rate strap tracks your real-time heart rate training data and calorie burn while you work out. Using your favorite app, watch current heart rate, average heart rate, and time spent in heart rate zones while you workout.
• Soft, comfortable strap minimizes chaffing
• Bluetooth 4.0 (aka Bluetooth Smart) wireless technology
• Long-lasting, replaceable coin cell battery; no need for extra cables or recharging
• Adjustable strap fits up to 48” chest
• Weight: 45 grams
• Does not require the Wahoo Key for use