Far infrared fir slimming waist belt for Weight loss & slimming with digital handheld controller Available in various design and sizes. Special requirement customization OEM models are always welcome at our factory. Fir thermal energy penetration makes you more slender, sharply aiming at particular targets such as waistline, ABS and thigh. System composition& functions Is composed of a controller box and a slimming waist belt. Controller box to adjusting and controlling of temperature and time. Fir slimming waist belt working together with fat-eliminating elite& slimming oil for the heating and decomposing of unwanted fat at belly with fir Type a) powered by low volt dc(36v), safe and reliable. Type b) powered by high volt AC power supply Digital handheld controller of precise temperature and time control operated by microcomputer system. Made of gs and ul approved space carbon fiber, unease to break. Combining traditional massage with high-efficiency fir wave heating technology.