Smart Sport Watch Amazfit Stratos 3 Specs<br />Display: 1.34-inch Full Moon color display<br />Heart rate tracker: 24/7 heart rate tracking<br />Waterproof: 5ATM, up to 50m water-resistant<br />Activity tracking: 19 different sports modes<br />GPS: Battery lasts up to 70 hours with the GPS on<br />Battery: 300mAh, lasts up to 14 days<br />Compatibility: Android/iOS<br />Price: $180
