This water purifier automatic control accessory is made of metal and plastic material, which is safe and can be directly connected to a water purifier for drinking. Low-voltage connected to the circuit, pure water machine and starts work. It is a practical low pressure RO pure water machine accessories. Features - Color: White. - Material: Metal + Plastic. - Size: 5.50 x 5.00 x 2.70 cm/ 2.16 x 1.97 x 1.06 inch. - The materials bring not only healthy drinking water protection, but also high-strength material application technology, which makes the joint more secure during use. - This water purifier automatic control accessories suitable for most of the reverse osmosis water system. - Automatically shut off drain water into the sewage quietly. - Provide quick and convenient assembly, saving time and cost. - Automatic shut-off with quick connection is a replacement part for a standard reverse osmosis (RO) system. Package list: 1 Purifier Low Pressure