The world's first interchangeable exercise tracker for the gym, outdoors, or in water. Monitor your heart rate on your chest, arm, or wrist. Three times the motivation and three times the fun, with a light indicator and built-in memory so you can see your zone without a phone, and up to six months of battery life on one charge.

• Allows you to switch between the wrist, arm, and chest with ease.
   
• Tracks your physical activity so you can earn MEPs in the gym, outdoors, and when you swim.
   
• Unlocks heart rate training for anyone not comfortable wearing a chest strap.
   
• Instantly tells you which zone you’re in when worn on the wrist, thanks to the flashing indicator light.
   
• Built-in memory so that you can work out phone-free.
• Shows live workout stats that you can view via the app, on your smartwatch, or on the screen in your gym.
• Logs every workout online so you can engage your community and make every effort count.
• Connects with your favorite cardio machines.
• Let you see your heart rate on screen with MZ-Remote and MZ-Remote+
• Sets monthly physical activity goals recommended by the World Health Organization that maintains positive lifestyle change for the long term.

What's in the box?

MZ-Switch module

Adjustable chest, wrist, and arm straps

Standard: Fits 24.4“ to 34.6” chest

USB charger cable

• Specification and Compatibility

   
• Connects via Bluetooth (BLE with dual-channel capability) and ANT+.
   
• 99.4% accuracy using the ECG sensor on the chest, equal to equipment used by health professionals.
   
• 95% accuracy using the PPG sensor on the wrist and arm.
   
• Waterproof to a depth of 10m.
   
• Stores up to 36 hours of exercise data.
   
• Battery life of three to six months between charges, depending on use (USB charging cable included).
• Tracks physical activity in water when worn on the wrist.
   
• App compatible with IOS 12.0 and above.
   
• App compatible with Android 5.0 and above.