refractometer help

[creep]

Does anyone know if this refractometer is any good?

http://cgi.ebay.com/Salinity-Salt-R...6QQihZ002QQcategoryZ11876QQrdZ1QQcmdZViewItem

 

[usmcsgt]

looks good to me.

 

[easye123]

ya thats fine but u can order one prob same price or cheaper from

dr foster smith... or marinedepot or anywhere

 

[BLOODMAN]

Thats a good price