This product has been discontinued by the manufacturer. Please contact us for the closest replacement - 1.DEC100T Meter2.DCON201TG Glass ATC Cond probe3.Standard Cond solution: 50mL: 84µS/1413µS/12.88mS/cm, one for each4.DF01 Flexible probe holder: 1pc5.Magnetic stirrer: 1pc6.PC cable: 1pc7.DA01 Power adaptor