ネットオークションの様子。 Polar Grit X2 Pro Outdoor Smartwatch with Stainless Steel Case はすでに終了しています。

Polar Grit X2 Pro is an outdoor smartwatch with a stainless steel case and a one point three nine inch AMOLED display protected by sapphire glass - it is MIL STD 810H compliant and WR100 waterproof with dual frequency GPS topographic maps barometer and compass for tough terrain - It uses Polar Elixir biosensors ECG SpO2 skin temperature and Gen 4 optical heart rate with Training Load Pro Recovery Pro Running Power on the wrist FuelWise FitSpark and over 150 sport profiles - the 488 mAh battery lasts up to 43 hours in high performance mode 140 hours for e