Dual In-line TDS Testing meter. DM1
Ideal for monitoring TDS levels before and after reverse osmosis systems or anywhere TDS levels need to be monitored.
Sensor stems fits into 1/4″ John Guest style tee fittings, allowing this tester to be incorporated into most systems.
Simply turn on and select in coming water or out going water to get a ppm TDS reading.
Double sided tape is supplied for mounting the monitor.
Batteries are included.