Bigblue AL1300NPGS 1300-Lumen Narrow Beam Dive Light with Green SpotlightThe AL1300NPGS is a compact 1300 lumen narrow beam dive light optimized for precision underwater illumination and signaling. It uses a focused 10 beam and an integrated 520nm green spotlight to highlight distant targets and provide clear visual communication underwater. The light runs on a removable rechargeable 18650 lithium ion cell, offering multiple output levels with burn times from about 2 hours on the highest setting to extended runtimes on