World’s leading pH or ORP monitor, controller, transmitter with manual calibration,
Menu driven, sealed, backlit, pH/mV transmitter/controller with 2 relays, 4 ~ 20 mA output and tinned lead connectors.
Qeyas
3 Al-Tameer building .Zahraa EL Maadi , First Floor Flat no 1,El Maadi , Cairo - Egypt