Digital and analog models available. SK-3500 50V/200MΩ ・ For telecommunication lineSK-3502 125V/200MΩ ・ For electrical system measurementSK-3010 50V/10MΩ ・ AC voltage measurementSK-3012 250V/50MΩ ・ AC voltage measurementSK-3013 500V/1000MΩ ・ AC voltage measurementSK-3016 500V/100MΩ ・ Low ohm measurementSK-3320 250V/50MΩ ・ AC voltage measurement