Many people call this a "Mickey Mouse" cord because of the position on the 3 pins looking like the ears and head of Mickey.
3-prong Power Cord CableUS styleBlack colorMickey Moues Shape, Not Flat
Applicable cable: 18AWGX3CPower Max: 6A 250V
Length: 1.2M, about 4 feet.
For laptop AC Adapter and other household electric appliance