Not only is this bold timepiece powerful, it redifines atomic timekeeping. This remarkabe dynamic model features timekeeping in 43 cities. It also has a perpetual calendar, dual time, alarms and pilots rotating slide rule bezel, Super Titanium ™ case and bracelet and a black dial complimented by bright orange tones with sapphire glass. Also featuring Eco drive technology, powered by light, any light. Never needs a battery. *Please note that the radio-controlled functionality will not work in Australia due to the absence of radio transmitting stations within range. These stations are exclusive to four regions: Europe, USA, China and Japan. However, this does not affect manual time adjustment. Please refer to your instruction manual for guidance.