Some small devices and gadgets become so homogenous in our lives that we forget their importance is indispensible to us. One such electronic accessory is a multi-pin plug adapter. Acting as a single solution to connect multiple gadgets to a single power port, this small electrical equipment can create a big problem when absent. Although multi pin adapter is a common accessory, a multi pin plug adapter, not many of the users would be aware that what is on the inside of this adapter. Is it a mesh of wires connecting to every port making a complex internal structure? How are the different connections protected from internal short circuiting? This insight will explore the details of the internal structures and their features of a 3-pin plug adaptor.