Case size (L× W× H): 60.6 × 53.2 × 20.3 mm Weight: 92 g Bio-based resin Case and bezel Bio-based resin band Mud Resistant Shock Resistant 200-meter water resistance GPS signal reception: Manual receive (position information, time information) Charging system compatible with dedicated cable (requires device with Type-A USB terminal) Solar powered Activities: Multi-sport (running, trekking, walking, biking, swimming, others); Calculate and display distance, speed, pace, and other information using GPS or accelerometer; auto/manual lap function; auto pause function Training Analysis: Cardio load status Activity Log Data: Up to 100 runs with up to 200 laps each, measurement time, distance, pace, running index, calories burned, energy source used, heart rate, maximum heart rate, cardio load, pitch, maximum pitch, stride, altitude gained, number of strokes, SWOLF Wrist Heart Rate Measurement (30?220 bpm): Heart rate, target heart rate setting, graphic heart rate zone indication, heart rate graph, maximum heart rate, minimum heart rate Sleep Measurement: Sleep recovery status (6 stages), sleep recovery stage display, sleep status (5 stages), sleep score display range (1 to 100, measurement unit: 1), autonomic nerve status (5 stages), ANS score range (-10 to +10, measurement unit: 0.1) Blood Oxygen Level Measurement* Breathing Exercise: Setting range (2 to 20 minutes in 1-minute increments), biofeedback, zone-specific time summary Step Count Measurement: 3-axis acceleration sensor, step count display range (0 to 99999 steps), step count reset: automatic reset at midnight every day Active Time Measurement: Special algorithm measures movement time using status analysis (walking, running, biking, undefined) Life Log: Step count, step count graph (week, month, 6 months), calories burned measurement, active time measurement Step reminder Floor Elevation Measurement Digital compass: Measurement range: 0° to 359° 16-direction display Auto level correction Altimeter: Measuring range: -700 to 10,000 m (or -2,300 to 32,800 ft.) Display range: -10,000 to 10,000 m (or -32,800 to 32,800 ft.) Measuring unit: 1 m (or 5 ft.) Measuring interval: 2 minutes/5 seconds Altitude differential measurement: -3,000 to 3,000 m (or -9,840 to 9,840 ft.) Altitude graph Barometric Pressure Measurement: Measuring range: 260 to 1,100 hPa (or 7.65 to 32.45 inHg) Display range: 260 to 1,100 hPa (or 7.65 to 32.45 inHg) Measuring unit: 1 hPa (or 0.05 inHg) Auto measurement interval: 2 hours Barometric pressure graph Barometric pressure change indicator Temperature Measurement: Measurement range: -10.0 to 60.0? (or 14.0 to 140.0?) Display range: -10.0 to 60.0? (or 14.0 to 140.0?) Display unit: 0.1? (0.2?) Smartphone Link/App Connectivity Features Mineral Glass Compatible band size: 145 to 215 mm