The Casio Edifice ECB2300D‑2AEF is a sporty, solar powered analog digital watch with a bold blue dial and robust stainless steel/carbon reinforced case and bracelet. It features Bluetooth smartphone connectivity for automatic time sync, world time (≈300 cities), and phone finder functions. The watch also offers a stopwatch, countdown timer, 5 alarms, full auto calendar, and double LED Super Illuminator lighting. With 100 m water resistance, Neobrite hands, and a durable design, it’s built for everyday wear and active lifestyles.Basic InformationCase size : 50.2 × 45.8 × 10.9 mmWeight : 122 gCase and bezel material : Carbon / Stainless steelBand : Stainless Steel Band, One-touch 3-fold ClaspWater resistance : 100-metre water resistanceTime adjustment : Bluetooth: Connects to a smartphone and automatically adjusts the timePower supply and battery life : Tough Solar (Solar powered)Smartphone Link/App Connectivity FeaturesSmartphone Link feature : Mobile link (Wireless linking using Bluetooth)Apps : CASIO WATCHESApp connectivity feature : Auto time adjustment, Easy watch setting, Approximately 300 world time cities, Stopwatch data transfer, Time & place, Phone finder ExteriorGlass : Mineral GlassCompatible band size : 150 to 205 mmWatch FeaturesWorld Time: 38 time zones, city code/name display, DST auto switch, home/world city swap.Stopwatch & Timer: 1/100‑sec stopwatch (elapsed/lap/split), 60‑min countdown timer with progress alert.Alarms & Signals: 5 daily alarms, hourly time signal, progress beeper option.Display & Light: Double LED Super Illuminator (face + digital), 12/24‑hour format, day display in 6 languages.Calendar & Power: Full auto-calendar to 2099, power-saving mode, battery level indicator, rechargeable battery (7–18 months).Other: Hand shift function for clear digital view, ±15 sec/month accuracy, button tone on/off.