Performance
| Calories burned |
Y |
| Active minutes |
Y |
| Quality of sleep |
Y |
| Warranty |
1 year(s) |
| Motion sensor |
Y |
| Heart rate monitor |
Y |
| Distance traveled |
Y |
Design
| Maximum strap length |
217 mm |
| Shock resistant |
Y |
| Scratch resistant |
Y |
| Control type |
Buttons, Rotary |
| Waterproof up to |
30 m |
| Band material |
Polyurethane |
Additionally
| Wireless technologies |
Wireless |
30-240 bpm, 0-999.9 km, 30 m, CR2032
<b>Health tracking from A to Zzzz</b>
Fitness is more than calories in and calories out. Our LifeTrak Zone R420 unites all the tools you need to enhance your wellbeing. Maximize your results with activity and sleep monitoring, workout mode, accurate step counts and distance calculation, and at-a-glance weekly and hourly records. With heart rate monitoring available continuously via a chest strap and Bluetooth or with a simple push of a button, you can be sure you are always in the Zone. Sync to our LifeTrak app for detailed data or view reports right on your tracker. Combined with a long-lasting battery that never needs recharging, the Zone R420 is ready to go whenever you are. And with reversible/interchangeable bands, you can take control of your health in style.