Batteries: 1 Lithium Polymer batteries required. (included)
1 Lithium Polymer batteries required. (included)
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Add to cartThe Polar M430 GPS running Watch is a wrist worn fitness watch Designed to help track and enhance your running performance. Polar M430 GPS running Watch measures your heart rate from the wrist. Just tighten the changeable Wristband and you’re ready to train. Track your speed, distance and route with the built-in GPS. The waterproof …

Mi Original Xiaomi Band 3 Smart Bracelet Heart Rate Monitor 0.78 OLED Display 50M Waterproof Fitness Tracker for ios,Android -Balck