The Citizen Promaster Sky Chronograph CB5000-50L is perfect for pilots and modern adventurers. Whether you're flying across the globe or exploring new destinations, this watch will be your reliable companion. It uses Eco-Drive technology, which means it can be powered by any light source. It has a world time function that lets you easily keep track of different time zones, and it has radio-controlled accuracy for precise timekeeping. The watch is made of durable stainless steel, ensuring it can withstand the rigors of travel.