... tube and carbon heater tube VOLT: 100, 110, 120, 220, 230, 240V - WATT: 50-10,000W - HZ: 50-60 HZ infrared heater tube ... and carbon heater tube Highlights: - FIR therapeutic function - Energy Saving with electricity-heat transformation rate reaching 98% - Environmental protecting and ... - WATT: 50-10,000W - HZ: 50-60 HZ infrared heater tube and carbon heater ...