Radio Urethane Black [Arias] Wristwatch, Solar, Digital, WaveTrance, Waterproof, Multi-Function, Backlight, Strap, WT13003RCSOL11, Men's,

Functions: Automatic radio wave correction (can be set to ON/OFF), automatic switching between solar and lithium battery powered dual power sources, alarm, snooze function, hourly time signal, stopwatch, split time and lap time measurement, countdown timer, 12/24 hour display, second time display, EL backlight Waterproof: 5 ATM Case size: (approx.) Diameter 42.0 x thickness 16.0 mm (excluding crown) Body weight: (approx.) 46g Case material: Plastic, Belt material: Urethane