Get smartphone connectivity and so much more in an analog digital combination EDIFICE timepiece, made to project speed and intelligence. The bold, sophisticated design features an octagonal bezel that evokes the lines of a race car mechanic’s tools. More than just an eye catcher, this watch delivers full on functionality so you can get all the information you need on the easy-read hands and LCD. Sync with your smartphone via Bluetooth for precision timekeeping, wherever you go. Simply tap on the app to effortlessly manage functions like selecting a city from the World Time list. The fully automatic LED light illuminates the dial and LCD with just a tilt of the wrist. Tough Solar charges the watch from sunlight or even fluorescent lamp light.Basic InformationCase size : 51.2 × 48 × 13.9 mmWeight : 171 gCase and bezel material : Stainless steelBand : Stainless Steel Band, One-touch 3-fold ClaspWater resistance : 100-meter water resistancePower 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 GlassBezel features : TachymeterSurface treatment : Black ion plated case, Black ion plated bandCompatible band size : 150 to 205 mmOther : NeobriteWatch FeaturesWorld time with 39 time zones and automatic daylight saving adjustment.High-precision stopwatch (1/1000 sec) with up to 200 lap records.24-hour countdown timer with easy time setting.Five alarms plus hourly time signal.Double white LED light for analog and digital display.Full auto calendar programmed until 2099.Solar rechargeable battery with power-saving mode.Battery level indicator and ±15 seconds/month accuracy.