Rgb power amps cheap

[angus40]

I happened on this deal and thought I would share

cheers
Richard

http://www.aliexpress.com/item/5pcs-Lot-12V-Ultra-Slim-Mini-Portable-RGB-Led-Strip-Amplifier-Repeater-for-RGB-5050-3528/1024287826.html

 

[DanJ]

Richard:
How is this used? In place of null pixels? Thanks.
DanJ

 

[Kaden]

It is for dumb strip, it just increases boost the input voltage and current eliminate voltage drop and current limits on long distances of dumb rgb strip.