... %F.S, 0.5%F.SCurrent12 ~ 30VDc, non-polarityVoltage24Vdc/ac(dc/ac means dc and ac both usable)StructureThrow in, screw installationProtectionIP68Othersfive level sealing design ... , non-polarity wire, overvoltage and overload protection, optional cable resistant to strength and corrosionApplicationswater supply, level of river and lakeCompliantCMC, CE ...