Remarks: Product name:hydraulic chair- sofa Model:3905 Place of Original:Taiwan Feature: 1.A sofa hydraulic chair lift for a pool or other body of water. 2.The present sofa hydraulic chair lift utilizes standard faucet water pressure to raise and lower the seat. 3.The entire chair lift assembly is rotatable about a single point for easy loading and unloading of a passenger on the chair assembly. 4.The rotation assembly also allows the user to lock the chair in a particular position.