Input voltage: 3.3 to5.5VOutput signal: 0 to 2.3VWorking current: 3 to 6mATDS measurement range: 0 to 1000ppmTDS measurement accuracy: /-10% F.S. (25 C)Size: 42*32mmModule interface: XH2.54-3PElectrode interface: XH2.54-2PTDS probe:Number of probes: 2Overall length: 83cmConnection interface: XH2.54-2Pcolor: WhiteOther: Waterproof probe