1、This product is made of high quality ABS material, durable, wear resistant and corrosion resistant 2、The valve body can move the white float up and down without touching the water surface, and can change the position of the hydration that you want 3、The water surface drops by about 5 cm, and the water supply starts automatically; the water surface rises by about 5 cm, and it stops automatically, without using electricity 4、The shape is small and beautiful, the installation method is simple, and the utility is strong 5、This product is mainly used for breeding, water towers, water tanks, pools, water tanks or other water storage containers Features: This product is made of high quality ABS material, durable, wear resistant and corrosion resistant. The valve body can move the white float up and down without touching the water surface, and can change the position of the hydration that you want. The water surface drops by about 5 cm, and the water supply starts automatically; the water surface rises by about 5 cm, and it stops automatically, without using electricity. The shape is small and beautiful, the installation method is simple, and the utility is strong. This product is mainly used for breeding, water towers, water tanks, pools, water tanks or other water storage containers. Specifications: Condition: 100% Brand New Material: ABS Package size: approx. 12*7*9.8cm / 4.7*2.8*3.9in Package list: 1 * Automatic Float Valve 1* Elbow 1* Water Filter