square alumnium led heat sink for downlight housing new design our COB 20w heatsinks with D110X106MM .
Compared to tradtional LED heatsinks, our dissipating area is bigger, air flow is better.
With spring hook connecting structure, it is easy to assembly the components together, very efficient for mass production or DIY users.
High shock and vibration resistant with durable aluminum housing.
can be rotatable with 20 ro30 angle while lighting to other diretions