The best offer that you can find and with a FREE SHIPPING!!…We send our products by Priority Mail, the same day as we receive the payment.(only to the U.S; to all the states.)
The MRI-M500DM is capable of monitoring two separate Class B circuits simultaneously, making it ideal for waterflow tamper switch and flow switch monitoring. The small size of the MRI-M501M allows it to fit inside devices or junction boxes behind devices.
Out of stock