Garmin D2 Air Smartwatch 010-02173-42 steel GPS for flight. Watch with black fiber-reinforced polymer case with a diameter of 43.2 mm and a thickness of 12.4 mm. Silver-colored stainless steel bezel. AMOLED display with optional always on mode. Black silicone and leather strap with buckle closure. Screen resolution 390 x 390 pixels. Battery life: Smartwatch mode: up to 5 days GPS mode with music: up to 6 hours GPS mode without music: up to 20 hours GPS + SPO2: up to 10 hours. Model equipped with Watch Functions, Health Monitoring, Sensors, Daily Smart Functions, Safety and Tracking Functions, Aviation Functions, Activity Tracking Functions, Gym Functions, Training, Planning and Analysis Functions, Running Functions , Golf functions, Outdoor activities functions, Cycling functions, Swimming functions. Model equipped with compatible GPS for flight, suitable for those who love to fly. Water resistance of 5 atm, delivered with original box and official guarantee. bf22