1. This apparatus works by high frequency spiral vibration drive the whole machine to vibrate, effectively accelerate blood circulation. 2. Especially add low frequency electromagnetic wave pulse function, simulate acupuncture massage technique. 3. Far-infrared heating function. 4. Vibrating function, low frequency pulse function and far-infrared heating function can be enjoyed at the same time or detached. 5. You can enjoy it stand or sit on it. The comfortable back cushion can be rise or drop freely.Specifications Voltage:AC220-240V Rated Power:60W