M23 is a POE water purifier that can remove the contaminants of tap water and extend the lifetime of domestic appliances such as water heaters. The Level 4 integrated filtration system is environmentally friendly and highly efficient. In terms of design, the appearance is reminiscent of space-age technology. The highly-integrated M23 is concise in form and suited to a variety of installation environments. Finally, this device connects with wifi, so the users can check the water purification effect and quantity on their phone.