This sporty watch conveys maximum info at a glance; 1/20 second chronograph measuring to 60 minutes, calendar, dual time and an alarm. A simple, yet revolutionary concept: a watch that never needs a battery. Citizen Eco-Drive technology harnesses the power of light from any natural or artificial light source and converts it into energy which is stored in a permanently rechargeable lithium-ion cell. It recharges continuously in any kind of light to run forever. Watch features:Analogue display. Silver dial. Case width 48mm. Stainless steel case. Silver coloured stainless steel bracelet. 22mm lug width. Solar power. Eco-Drive movement. Swim proof (31m-199m). Rotating bezel. Date display. Alarm. Stopwatch feature. General information:Packaging: Yes. Model number: BL5400-52A. Manufacturer’s 5 year guarantee. EAN: 5060045474049.