using the screw at the middle to secure it onto the wall for duplex outlet, so it is not pulled out when pulling the plugged in devices and loss power. Note: this works on duplex outlet only ...
The Nintendo Switch doesn't have the worst battery ... from full replacement docks that hook onto a single wall outlet to portable power banks with bags of battery contained within.
The difference between a power strip and a surge protector is that a power strip is just additional outlets, while a surge protector has additional circuitry to help protect your TV, soundbar or ...