The Nano Premium Light  is an underwater LED light, perfect as a backup diving torch for day and night dives. 

Specifications:
Uses 4 x AAA batteries 
Burns up to 60 hours per set of batteries 
Features 5 super bright LED bulbs 
Produces 500,000 mcd 
Color: Yellow 
Depth rated to 30 meters / 100 feet
Weight: .1 kg