Anyone Bought This?

[goosej13]

Hey I saw this on ebay... just wondering if anyone has seen or used one befor??


http/cgi.ebay.ca/Electric-Electronic-CO2...1QQcmdZViewItem


item # 120247634410

 

[doresy]

Hi, I remember asking about this sort of product myself when I first started with real plants.

Can't remember exact replies but it couldn't have been favourable as I didn't get one

 

[three-fingers]

Yeah, basically they are crap and barely seem to make a difference to CO2 levels in the aquariums.

 

[beany_bot]

Unneccesary i would assume.