The Crystal SPA – 489 is a huge hot tub with seats for 7 people at a time. It has a stainless steel body with white sand pearl color. There are numerous powerful pumps present in this tub: hydro massage water pumps: 1pcs power 3HP and 2pcs power: 2HP, circulation pump: 1 pcs power: 1HP and air pump: 1 pc power: 700W. These pumps provide power to 133 stainless steel nozzles. Those nozzles are small jets hydro jet spot diameter 2 “: 95 pieces, water jets rotary small hydro spa jets diameter of 2.5 “: 4 pieces, water jets rotary large hydro spa jets diameter 3.5 “: 6 pieces, large water jets hydro-point rotary spa jets diameter 3.5 “: 13 pieces, large water jets multipoint diameter 5” : 2 pieces, water jets rotary large hydro spa jets diameter of 5 “: 1 piece, and LEDs air nozzles (seven color) 1.5 “: 12 pieces. Some other features that make it popular are computer control basin BILBOA: 1pc, water halogen lighting LED multicolor: 1pcs, LED fiber optic bundles color therapy: 30pcs, water filter skimmer: 2pcs, foam headrests: 3pcs and aromatherapy container: 1pcs.