Includes 2 steam generators. Requires 1 eTEMPO/Plus control & 2 matching steamheads. Single operating platform does it all form the most basic installation to the most elaborate. Easy to add plug & play spa therapy accessories. Can be installed up to 60 feet away. Exclusive microprocessor operating system. Precision temperature probe for optimal steam room temperature control. Removable & serviceable, industrial strength heating elements. Integrated time cutoff feature. C-UL-US listed. CE & NOM approved. Express Steam means you can be steaming in seconds. Includes a built-in thermostat to keep water in the generator tank warm enough to bring up steam quickly while still allowing water to be safely drained to code requirements. 240 Volt. Total room volume: 876-1075. 24 KW. Amps 240: 100. Wire size: 6 gauge. Water usage in gallons: 3.2 (Based on 20 minutes of operation). Dimensions are for each generator. 17 in. L x 7.875 in. W x 18.5 in. H