Watch S1 Pro - Black | Bhr6013gl Black stainless steel case + black fluororubber strap 1.47" AMOLED Touch Display 100+ fitness modes Bluetooth phone call Sleep tracking Stress monitoring SpO2 tracking Heart rate tracking Dual-band GPS Reverse wireless charging Alexa voice assistant Bluetooth 5.2 Adjustable length: 140 - 210 mm Battery life: 14 days (typical usage mode) Waterproof level: 5 ATM