Universal Compatibility and Practicality: The filter is compatible with various types of faucets, including kitchen faucets, basin faucets, and outlet faucets, making it highly practical. It can be used with both cold and hot water, with a recommended maximum temperature of 60°C for hot water usage. Splash Prevention and 360° Rotation: The faucet water filter effectively helps prevent splashing, keeping clothes and surfaces dry and tidy. Its 360° rotation capability allows for versatile cleaning angles, enhancing convenience and practicality. 6-Stage Filtration: The sink water filter features a comprehensive 6-stage filtration system, including PVA non-woven fabric, diatomite, calcium sulfite, budda stone, coconut activated carbon, and provides 5-micron filtration precision. It effectively removes residual chlorine, inhibits aerobic organisms, deodorizes, and eliminates organic substances, ensuring a clean and hygienic drinking water source for overall health, especially for the elderly and children. Easy Installation and Compatibility: The tap water filter is simple to install, requiring the selection of a suitable adapter, followed by placing the filter on the faucet and securing it with a fastening ring. It is compatible with round faucets with a diameter of about 15-32mm/0.59-1.26inch, ensuring hassle-free setup. Value Pack with Multiple Applications: The package includes four faucet filters, measuring 12x3cm/4.72x1.18inch, in, offering great value and versatility. They can be installed in various locations such as the kitchen, bathroom, balcony, and laundry room, serving as both primary and backup filters.