why do computer charges have that big block

Question

for example, on my windows laptop, there is the plug that goes into the outlet, some wire, a big block of plastic, and then more wire that connects to the charger that goes into the charging port. why is that block there?

In: Technology

Answer 1

As some people are saying that big block is the charger, but on some gaming laptops it’s also the power supply. You can’t run at full power without it and the laptop will throttle hard