Volumetric Screw feeder, Volumetric Conveyor, Volumetric Doser, Volumetric Dispenser, Gravimetric Screw feeder, Gravimetric conveyor, Gravimetric Doser, Gravimetric Dispenser, Pipe Screw feeder, Pipe conveyor, Pipe Doser, Pipe Dispenser, Automatic Screw Feeder, Automatic conveyor, Automatic Doser, Automatic Dispenser, Semi-Automatic Screw feeder, Semi-Automatic Conveyor, Semi-Automatic Doser, Semi-Automatic Dispenser, Powder dispenser, pH Monitor, pH Controller, pH Controller with alarm hooter, pH Data logger, pH Data logger with GSM Lab, pH meter, Conductivity Meter, Conductivity Controller, Conductivity Transmitter, TDS Meter, TDS Controller, TDS Transmitter.