Looks and functions great. Comes with connector/adaptor hoses to attach to pump/filter. Set the knob to desired water temperature and the heater automatically manages the rest. Electric starter. Any questions please feel free to ask. See photos for additional details. The Raypak is the perfect choice for above-ground pools and spas. Raypak is the only manufacturer of this size heater to use all the engineering and components utilized in our bigger gas heaters. The unit is fully serviceable and built for years of operation. This may be our smallest pool and spa heater, but its built to the same exacting standards as the rest of our products. Extend your swim season, open your pool earlier and close it later. Your pool is always ready when you have a Raypak on duty. Cash, venmo, Zelle and paypal accepted.