HM Digital DM-2 Commercial Dual TDS Monitor aquarium pH meter the unit displays a green

the unit displays a green or red light

pharmaceutical & medical applications

The unit shuts off automatically after 10 minutes of non-use

chlorine monitoring

Meters can be recalibrated with a mini-screwdriver

HM Digital DM-2 Commercial Dual TDS Monitor aquarium pH meter the unit displays a greenInstall on industrial systems such as car washes, window washing, manufacturing, and food processing. UPGRADED APRIL 2012! The newly upgraded model features digital calibration, low battery indicator, improved accuracy, longer battery life (2 years), longer auto shut off time (3 min), diagnostic error messaging, and shielded sensor cables. (Upgraded features below are in red.) FEATURES Highly efficient and accurate due to its advanced microprocessor