6 CHANNELS, 5 WAVEFORMS, ACUPOINT DETECTION & TREAT 3 Year Manufacture Warranty - ISO 9001/2000 CERTIFIED - FDA 510K LISTED The Acu Machine, also known as the Yingdi Brand Multi-Purpose Health Device KWD-808, is widely used by licensed practitioners of acupuncture, massage therapists, chiropractors and medical doctors. This device is equipped with a sound indicator and LED waveform readout, timer switch, power voltmeter and certified safety plugs. Main Features: - 6 Independent Output Channels - 5 Waveforms: Continuous, Intermittent, Dense-Disperse, Ripple and Respiration - Electro acupuncture stimulation with wire alligators - Electro acupuncture treatment with electrode patches - Acupoint and meridian detention with handheld locator - Easy to adjust frequency and intensity controls - High quality electrical components Device includes: 1 - Acupoint and Median Detecting Probe 8 - Wires with 8 Alligator Clips 4 - Self-adhesive Patches 1 - Acupuncture Meridian and Acupoint chart 1 - User Manual 1 - A/C adaptor for both 110V & 220V worldwide use Dimension: 8.5 L x 6.5 W x 3.0 inches H