Powered by natural and artificial light, this remarkable Casio men's chronograph watch features both analog and digital displays to keep you on time.Watch the product video here.Features Calendar: day & date 5 daily alarms 12/24-hour formats World Time: 31 time zones (48 cities) Dual time Chronograph 2 countdown timers Water resistance: 100 meters Case & Display Digital display with backlight Black dial Luminous hands, markers & Arabic numerals Case: resin Caseback: stainless steel Band Resin Strap buckle clasp Men's standard length Details Quartz movement Solar power Manufacturer's 1-year limited warrantyFor warranty information please click here Size: One Size. Gender: male. Age Group: adult. Material: Rubber/Silicone.