Its the electric cable going into the top of the shower in the bathroom
What some unhelpful replies.
However, it is hard to give a definite answer.
Many showers are designed to accept pipes and cables entering through the top (or bottom) - they are designed in such a way that water will run straight down through, so the water doesn't get to where the electrical connections are.
But it's hard to say if yours is ok, a picture of inside ONCE THE ELECTRICITY HAS BEEN SAFELY AND CORRECTLY ISOLATED may, may help.
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