Polar A370 - $299.00 Wrist Based Optical Heart Rate Indoor Running Data Fitness Test (H10 Heart Rate Sensor Required) Continuous Heart Rate Activity Tracking Running Program Sleep Plus Smart Calories Changeable Wrist Straps Waterproof 31.7g (S), 37.3g (M/L) 2 Years Local & International Warranty Shop Online at: https://www.fitwellness.org/product/polar-a370-fitness-tracker-with-continuous-heart-rate/ Delivery Partner @toussahl #PolarBrunei #PolarA370 #WristBasedHeartRate #BruneiRunners #TeamPolarBN #ShopAtFitwellness #Fitwellness #HeartRateSensor https://www.instagram.com/p/BpDTjgelW40/?utm_source=ig_tumblr_share&igshid=lfbowtkx517g