The module is a kind of simple MP3 player device which is based on a high-quality MP3 audio chip---YX5300. It can support 8k Hz ~ 48k Hz sampling frequency MP3 and WAV file formats.
There is a TF card socket on board, so you can plug the micro SD card that stores audio files. MCU can control the MP3 playback state by sending commands to the module via UART port, such as
switch songs, change the volume and play mode and so on. You can also debug the module via USB
to UART module. It is compatible with Arduino / AVR / ARM / PIC.
No batteries required - The device harvests its energy from the water flow Quick and easy installation without any tools - fits with handheld showerhead Materials approved for drinking water
Newest innovated technology to upgrade and modernize your bath room;
self powered battery free thermometer to monitor your shower temperature.
As home essential Needed - to serve and surprise your husband, wife or kids.
(Especially for families having toddlers or babies)
High-precision temperature sensor 360°rotatable waterproof led screen for better viewing.
Specification:
Material : ABS, PC
Size : connect to standard 1/2inch hose or shower head;