Case / bezel material: Bio-based resin Bio-based resin band Shock Resistant 200-meter water resistance Charging system compatible with dedicated cable (requires device with Type-A USB terminal) Solar powered Activities: Multi-sport (running, walking, others); Calculate and display distance, speed, pace, and other information using 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 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 Mineral Glass World time 38 time zones* (38 cities + coordinated universal time), daylight saving on/off, auto summer time (DST) switching *May be updated when connected to a smartphone. Sunrise, sunset time display Sunrise time and sunset time for specific date Measuring unit: 1 second Countdown range: 60 minutes Countdown start time setting range: 1 second