The most user-friendly frequency therapy device on the market. Just aim at the affected area and start therapy! ? You can use the iTeraCare device to charge your water with THz waves and enjoy the added benefits of structured water for better hydration. Your cells will love you for it. ? The iTeraCare device is a non-invasive, safe and natural way to improve your health and well-being. It works by stimulating the body's natural regenerative processes to help reduce inflammation, improve circulation and promote relaxation. The body knows how to heal itself, you just help it. iTeraCare Premium Device - 5th Gen Model - Released June 2022 650 watts, built sturdier than Classic, reported quieter than both other models, longer-lasting, comes in hard protective case well-padded with locks on the outside, cool down mode means you cannot switch back on for 5 minutes after each use. 2 settings - Low Speed, Low Heat. High Speed, High Heat. Heat settings are much higher than the Classic.