Model Number:AD-945 Chair Function(kneading massage): We offer manual version type and full automatic type. 1.The neck part has 4 balls and the waist part of the chairs also has 4 balls which can "knead" your body. The hip part has four vibrater to circulate vibrate massage 2.The movement of back with back and forward or up and down is controlled by electrical controller.And the Chair armrest also can be adjust up and down with 90 degrees. 3.The plate beside armrest is convenient for customer to hold their small things. Basin function: 1. With Pipeless jets has surf massage function. 2.The bottom of the basin is with seven colorful light, The height of the footrest pad can be adjusted 3.The front part of the basin has two switchs one is for hot water the other is for cold water 4.The back of the basin has cold and hot water pipe and also the drainage Pipeo be Packing Detail: SPA:121*72*42CMG.W45KG Chair:102*72*57CM G.W48KG Working Chair: 49*49*52cm G.W9.5KG We offer Pedicure chairs, Massage chairs, Spa chairs. etc.