Units of measurement
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Milliampere
Siemens
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Milliampere
Milliampere (mA) — a unit of electric current equal to one-thousandth of an ampere. Used for measuring small currents, such as in electronic devices.
Siemens
Siemens (S) — a unit of electrical conductance, the reciprocal of resistance. One siemens is the conductance of a conductor with a resistance of one ohm.