
| LH 3.90 | Microprocessor Water & Soil Analysis Kit for measurement of pH. conductivity, mv, TDS Salinity. D.O. & temperature, 16 x 2 Alphanumeric LCD Display, |

| LH 3.90 | Microprocessor Water & Soil Analysis Kit for measurement of pH. conductivity, mv, TDS Salinity. D.O. & temperature, 16 x 2 Alphanumeric LCD Display, |