1. An electrical connector, comprising:
a cover comprising a top plate and two side edges connected to the top plate;
a terminal block having two opposite side edges, the terminal block and cover together defining a slot; and
a pair of latch mechanisms respectively provided between the two side edges of the cover and the two side edges of the terminal
block, each latch mechanism comprising a first latch portion and a second latch portion, wherein the first latch portion and
the second latch portion are latched to each other and in a clearance fit, wherein the terminal block is configured to rotate
and move relative to the cover at the pair of latch mechanisms when the first and second latch portions are latched together.