Size: 71 in. x 26 in. (1.80 m x 66 cm) Perfect size for up to 4 adults Easy-to-reach digital control panel heats the water up to 104˚F (40˚C) The 120 AirJets release warm air into the water, surrounding you with a calming bubble massage DuraPlus™ material is stress tested to offer superior durability and retains its shape no matter how many times it's inflated and deflated Freeze Shield™ automatic heating function protects the pump and liner in cold weather by keeping the temperature just above freezing Spa can be used in cold temperatures above 14˚F (-10˚C) - follow winter use instructions in the user manual to avoid Error codes Power Saving Timer allows you to control the temperature of your spa up to 40 days in advance