Digital Cervical and Lumber Traction Device requires 220/240 Volt AC input voltage to operate efficiently at a frequency rate of 50 Hz. The Device consumes approximately 100 Watt during operation. The Traction Device has a holding capacity of 20, 40, 60 and 80 seconds. Digital Cervical and Lumber Traction Device can release in 1 second, 15 seconds. 20 seconds.