Release Date: March 2026 Case Dimensions (H x W x D): 51.5 x 44 x 16.5 mm Weight: 63 g Case/Bezel Material: Resin/Resin (Biomass Plastic)/Stainless Steel Strap: Resin Strap (Biomass Plastic) Construction: Shock Resistant Water Resistance: 200M Water Resistant Time Calibration: Bluetooth: Connects to smartphone and automatically calibrates the time Power/Battery Life: Contact Charging System (Requires a device with a USB Type-A interface) Solar Charging System (Continuously displays the time even with low battery, powered by solar charging alone*1) *1 Approximately 8 hours of charging under indoor fluorescent lighting daily in a sunny location (500 lux), and 2 hours of charging by a window on a sunny day (10,000 lux) within a week. Sensor Functions Activity Functions: Multiple sports modes (running, walking, etc.), accelerometer-based calculation and display of distance, speed, pace, etc., automatic/manual lap counting, automatic pause function Training Analysis Functions: Cardiorespiratory load status Activity Log Data: Records up to 100 runs, up to 200 laps per run, measuring time, distance, pace, calories burned (energy source), heart rate, maximum heart rate, cardiorespiratory load, cadence, maximum cadence, stride length Wrist Heart Rate Measurement: Measurement range (30-220 bpm), target heart rate setting function, heart rate zone graphical display, heart rate transition graph, maximum heart rate, minimum heart rate Sleep Measurement: Sleep recovery status (6 levels), sleep recovery level display, sleep status (5 levels), sleep score display range (1-100, measurement unit: 1), autonomic nervous system status (5 levels), autonomic nervous system score range (-10 to +10, measurement unit: 1) 0.1) Blood Oxygen Saturation Measurement* Breathing Exercises: Set range (2-20 minutes, in 1-minute increments), biofeedback, time summary by zone. Step Count Measurement: Measure steps using a three-axis accelerometer; step count display range (0-99,999 steps); step count reset: automatically resets at midnight daily. Activity Time Measurement: Analyzes your activity (stationary/walking/running/cycling/not wearing/undefined) using a unique algorithm to measure your activity time. Life Log: Step count statistics, step chart (weekly, monthly, semi-annual), calorie consumption, activity time measurement. Step Reminder Function Phone Connectivity Function (automatic connection, via Bluetooth with compatible phones for functional integration). Application: Compatible with Casio watches. App connectivity features Automatic time correction Easy clock setting World time for approximately 300 cities Notifications (calls, emails, social media notifications, calendar notifications, reminders) Training and analytics data Activity log data Life log data Distance correction using smartphone GPS Sleep measurement data. "Find My Phone" Crystal glass, mineral glass Surface finish, gold-plated IP (bezel) Strap sizes available: 145-215 mm World time: 38 cities (38 time zones*, automatic daylight saving time) + UTC (Coordinated Universal Time). Updates are available via smartphone connectivity. Moon Phase Data (Lunar Age and Shape) Sunrise and Sunset Times (Sunrise and Sunset Times at Current Location) Stopwatch: 1 second, 100 hours, segmented timing Timer (1 second, maximum 60 minutes, in 1-second increments) 4 Daily Alarms (with snooze function) Smart Alarm (with snooze function) LED Backlight (Fully Auto Illumination, Super Bright Illumination, Afterglow Function, Selectable Afterglow Time (1.5 seconds/5 seconds)) Light Color LED: White Fully Auto Calendar Operating Sound On/Off Power Saving Mode (The display automatically turns off after a period of time in dark environments to save power) Battery Level Display/Warning Accuracy *When not connected to a smartphone, the watch operates with standard quartz accuracy (average monthly deviation of ±15 seconds). Other Flight Mode Vibration Function 12/24 Hour Display Switch Vibration On/Off Switch MIP LCD Sensor Function Details *The blood oxygen saturation measurement function is not a medical device and cannot be used to diagnose specific diseases; it is for general health maintenance only.