Brains and brawn This G-Shock MT-G Connected is built using innovative material combinations, to yield the coveted combination of both capability and beauty of form unique to the MT-G collection. More than just a beauty, this timepiece delivers full-on functionality, as well. Download the 'Casio Watches' app to pair with your smartphone via Bluetooth®. With Multiband 6 radio control, Tough Solar charging system, and high-brightness LED light, this timepiece keeps you at peak performance, whatever your day may bring. Specifications Size: 55.1 × 49.8 × 15.9 mm Material: Stainless steel & multi-layered carbon fiber Carbon Core Guard structure TRIPLE G RESIST (Shock resistant, Centrifugal force resistant, Vibration resistant) Shock Resistant 200M Water Resistant Screwdown crown Sapphire Crystal Tough Solar powered Multiband 6 timekeeping BLE Time Sync Dual Dial Display Luminous Neobrite hour markers with full auto LED (Super LED) 1 Sec. Stopwatch (24Hr) Daily Alarm 1 Sec Countdown Timer (24Hr) Full Auto Calendar World Time (39TZ / 27Cities + UTC) Weight: 127 grams Case Size: 55 × 51 × 14mm