Features: Size: G1/2-inch, Type: Vertical Indoor Installation. Environmentally friendly, durable and long-lasting, servcie. It automatically refills water and stops when the water is full, making liquid control simple and convenient. Used for boiling water, household or enterprise water tower, feedlot, automatic water supply system, pool refilling, aquaculture, etc. Without electricity, easy to use, long service life, low failure rate, save water resources. Specification:Material: PlasticHeight: About 10.8cm/4.25inDiameter: About 5.25cm/2.1inThread: G1/2Color: Black/BluePackage Included:1x Water Level Adjustment ValveNote:Please allow 1-3cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.