Montezuma, Moctezuma, Moteczoma, Motecuhzoma, Moteuczomah, and Mwatazuma are variant spellings of the same word and may refer to:
Voltage, Frequency and Plug/Outlet Type in United States of America / USA. Electricity in United States of America / USA is 120 Volts, alternating at 60 cycles per second. If you travel to United States of America / USA with a device that does not accept 120 Volts at 60 Hertz, you will need a voltage converter.
Common 125-volt receptacles in general use throughout North America. All accept a 1-15P plug, and the two on the left also accept a 5-15P plug. The NEMA 5-15R device on the far left is most common; the designs on the right are successively less commonly seen.