Specifications:- Net Weight: 15.9 Lbs (7.2 kg)- Machine Dimension(LxWxH): 10 5/8" x 9 1/16" x 3 3/8"- Array Dimension(Dia.xH): 2 5/8" x 3 11/16"- Output Voltage: 0 to 15V- Current: 0 to 2.5A- Power: 60W. Package Contents:- 1x Machine- 12x Arrays- 2x Wristbands- 2x Waist Belts- 1x Power Cable- 1x Manual. Notice: - Foot basin is not included.- Please note that diabetics, people with heart problems, varicose veins, leg injuries, pregnant women must consult the health care practitioner before use. Children under 8 years old should Not use.