Portable pH Pen/Meter $40

[tongphan]

REDUCED PRICE $35

Purchased this meter from marine depot not even 2 weeks ago for $49 plus tax and shipping. Here is the link.

http://www.marinedepot.com/ps_ViewI...ngle_Item_Monitors___Controllers~vendor~.html

I purchased a Pinpoint so i no longer need this.

I am located in Huntington Beach
PM me if you are interested
Tong