... Features of IBEST DS8 Series Multi-Function Sensor Indicator : * Multi-function digital sensor indicator, size: 48*96*100mm * Universal input: TC, RTD, mA, mV, A ... ~260V 50/60HZ, power consumption<5VA * Applications: DS series multi-function indicator can measure voltage/current signals of any ranges; can ... ! IBEST ELECTRICAL CO.,LTD With 24V Transmitter Supply , IBEST Multi-Function Sensor Indicator