need advice on a digital pid

[john kelly]

i found 1 at amazon can any1 tell me if its a good system.  also are they hard to install?

 http://www.amazon.com/Digital-Display-Temperature-Controller-Great/dp/B002PIM3R8/ref=sr_1_12?ie=UTF8&qid=1397654655&sr=8-12&keywords=smoker+heating+elements

 

[cassman]

If your a diy guy this is a nice controller.

http://tvwbb.com/forumdisplay.php?85-LinkMeter-v2-Homebrew-BBQ-Controller