The Nova 850 diving light delivers intense illumination, ideal for lighting up dark spaces and bringing out vibrant colours on night dives as well as day dives. It is machined from heavy-duty aluminium with a rugged matte black finish so is both lightweight and built to last. It’s also easy to use. A 50% mode allows you to increase burn time if you don’t need the full power.Powered by 3 C cell disposable or rechargeable batteries (not included).