The swivel recliner chair has a black metal base that allows for a smooth and gentle 360 degree swivel and the function of rocking can also make you feel more comfortable and relaxed You can pull the side button to control the recline of the recliner chair which means you can get any position you want its reclining 155 degrees maximum It comes with 8 vibrating nodes back lumbar thighs legs and 3 massage modes for selection each massage point can be operated individually There is timer function in 153060 minutes which is convenient for you to set massaging time Add a lumbar heat point to promote blood circulation throughout your body providing a full body relaxation