4.5 (19999) digit 0.4" LED DPM. Super-stable temp-compensated reference, Accuracy 0.01% rdg + 1 digit, True differential and single-ended inputs, DCV measure, Standard input is 2V with optional 200mV, 20V, 200V 1200V, Programmable decimals, Scaling in engineering units with offset capability, Over-range/under-range output, Busy output, Clock output, Run/Hold, Power requirements 225 mA at +4.5 V to +5.5 V DC. (Global component shortage surcharge included.)