Shower phone from Gloria company, which you can use either to replace your old worn-out phone or to give a sense of renewal to your bathroom. In addition to using it for showering, you can also use it to bathe your pets or even clean your bathtub or shower. It does not have a spiral and you can connect it with your old spiral.
It allows you to know at any time how hot the water is, as it has LED lighting that changes color according to the temperature. The lighting starts with green color, which means it is not very hot, and reaches red color when it is quite hot.