The Duo-Chek Diagnostic Tool is a great way to troubleshoot your electrode or meter. With it's dual operation mode, it is convenient and multipurpose. As an electrode diagnostic tool, the Duo-Chek will function like a simple meter and show the mV reading of the electrode when you put it in a know buffer or ORP solution. Alternatively, to check the meter function you can use Duo-Chek to simulate an ideal electrode including pH or ORP (at 700mV)

Features:

Dual mode diagnostic tool - determine whether your meter or electrode has a problem

• Simple and ready to use
• Comes with standard cable connectors (BNC and tinned lead versions)
• Includes a storage case, instruction manual, battery and other accessories