Description:1: Water pressure range: 0.2-10kg (please use within a reasonable range) 2: The product must be installed vertically on a horizontal surface, and the floating ball must be vertically downwards during installation; 3: Please fix the water pipeline on a horizontal surface first, and then connect this valve to the inlet pipeline; 4: When in use, all shut-off valves of this valve body must be opened; 5: If two ball valves are installed in a pool, they should be kept on the same horizontal plane; 6: Before installation, please clean the impurities in the pipeline to avoid clogging the ball valve with impurities; 7: When installing products internally, there may be dripping water at the bottom of the ball valve, which is a normal phenomenon. Specifications:Color: WhiteSize: 58 * 100.2mmMaterial: nylon+stainless steel Package includes: 1 * automatic water replenishment valve Attention: Due to manual measurement, please allow for a slight error. Please ensure that you do not mind bidding Colors may vary depending on the monitor. Please understand Attention: Hello, please pay attention to your shipping address when purchasing products. If your shipping information (such as name, street, house number, doorbell/email without a name) is incorrect, the order will not be delivered correctly