There is no need for a battery or an electronic connection; there is a micromotor inside the faucet that can power the led light indefinitely while the water is flowing. The self-designed led part has a patent and has been tested in the market to ensure that it has a longer life span and greater brightness.
https://cascadashowers.com/pro....ducts/cascada-modern
https://cascadashowers.com/pro....ducts/cascada-modern
