Kessil A160WE Features
Kessil Logic™ - Adjust color on one channel and intensity on other channel 
Tunability - Tune the spectrum and intensity from 10,000K to Actinic for the Tuna Blue
Compatible with external 0~10V controllers like the Kessil Spectral Controller, Neptune Apex, and Digital Aquatics Reefkeeper 
Compact, pendant design 
Exceptional shimmer effect 
Dense Matrix LED - patented design of tightly packed LED 
Proprietary blend of precision UV light to encourage coral coloration 
Two Channels for fine tuning of brightness and color spectrum 
Quiet operation 
Advanced heat management system results in higher efficiency
Easily mounted via the Kessil Gooseneck System
Tuna Blue best for reef and saltwater tanks
Tuna Sun best for refugiums, mangrove, and planted tanks