This product has been discontinued by the manufacturer. Please contact us for the closest replacement - 1.DCD10 Meter2.DCON201T Plastic ATC Cond probe3.Standard Cond solution: 50mL: 84µS/1413µS/12.88mS/cm, one for each4.DDO01-2M-H DO probe, cable length: 2m5.DDOS-01 Membrane refill solution: 30mL,1pc6.DDOSC Sensor caps: 3pcs/group, 1pkg7.Charging cable: 1pc8.Hard carrying case: 1pc