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Orion Versa Star Pro Meter Kit With Ph/Ise, Conductivity & Rdo/Do Modules, 8157Bnumd Ross Ultra Ph/Atc Electrode, 013005Md Cond Probe, 087010Md Rdo Optical Probe, Stirrer, Buffers, Cond Std, Stand, Power Adapter, Lit, Pc Cable, Meter Cert