... -4) Long service life-5) Far infrared carbon fiber electric heating tube heat released most of far infrared radiation energy-6 ... -7) Acid resistance, strong corrosion resistance.2, Technical Parameters: -1) VOLT: 100, 110, 120, 220, 230, 240V - 2) WATT: 100- ... based on your needs.4, Application Area: -1) Health care & heating apparatus -2) Drying equipment - 3) Cooking device - 4) Medical equipment ...