The socket in the bathroom is very close to the rain, and the socket was wrapped with electric tape

The lighting circuit should be separated from the socket to avoid any problems anywhere and the power will run out, because the socket is more likely to have problems than the lighting.

It's a bull's horn problem, you get in, as long as the two pipes are not interconnected, why should you care.

Not necessarily, it depends.

The purpose of the waterproof case is mainly to prevent water from splashing on the socket and water vapor from condensing into water droplets and flowing into the socket. When taking a bath in the bathroom, there is a lot of water vapor, so it is necessary to install a waterproof box. >>>More

The answer to the question is divided into two parts:

The first type: the bottom box flat tile, that is to say, after the tile is pasted, the surface of the bottom box and the tile is equal. This saves some of the screws required to install the switch or socket panel, eliminating the need for additional mounting screws (since the original switches and sockets are equipped with standard 20-25 mm length flat-head set screws). >>>More

Generally, two switches (lighting lamps and mirror front lights), a set of sockets (hair dryers), bath bomb switches (pre-purchased bath bombs, bath bomb switch bottom boxes, panel non-standard parts), and leave a switch socket for the smart toilet and a washing machine socket. If you install an electric water heater, you must leave an outlet.