The Goplus Bubble Massage Spa provides simple maintenance with an easy-to-replace filter cartridges for lasting enjoyment for up to four people. An inflation hose is included for easy inflation. The Bubble Massage Spa allows you to pamper yourself in relaxing, heated water surrounded by soothing bubble jets. The easy-to-use control panel on this garden hot tub activates the 130 high-powered bubble jets surrounding the interior of the spa for a refreshing massage. The built-in hard water treatment system makes water gentler on skin for a soothing experience. The heating system adjusts to fit your personal temperature preference allowing a stress-free spa experience Feature Pamper yourself in relaxing heated water surrounded by soothing bubble jets Digitally controlled pump with soft-touch control panel Outer walls of the inflatable pool are made from fabric coated material Spa provides simple maintenance with an easy-to-replace filter cartridges for clean refreshing spa water Built-In Hard Water Treatment System Insulated ground cloth provides enhanced thermal retention Insulated cover for improved heating and safety Grab handles for comfort and ease of transport Specification Material:PVC with foil Heater Power:900W Jet Power:600W Filter:110-120V, 60Hz, 40W, 420 gallon/H Rapid Heating System: Approx.2-3 degree F/h(1.0-1.5 degree F/h) Approximate inflated size:Inner/outer diameter:55''/71'', Height:26''. Power Cable Length:10.8FT Water temperature range:68 - 104 degree F Number of bubble jets:130 Seating capacity:4 people Water capacity:210 gallons Weight Of Unit:50 Lbs Package Includes: 1x Spa pool 1x PU cover with foil and zipper 1x Inflation hose 1x Filter cartridge 1x Filter cartridge cover 1x Ground cloth 1x Rubber plug 1x Repair Kit