A regular TENS with adjustable pulse width, pulse rate, intensity, modes and an accurate timer of 15, 30 and 60 minutes, will stop output at presenting time. • Channel: Dual, isolated between channels • Pulse Amplitude: 0-80mA peak to peak into 500 ohm load • Pulse Rate: Adjustable, from 2Hz ~ 150Hz • Pulse Width: Adjustable, from 30uS ~ 260uS • Mode: B, N, M Timer: Selectable, 15, 30, 60 minutes (or 15, 30, constant) • Wave Form: Asymmetrical Bi-Phasic Square Pulse • Voltage: 0-40V peak into 500ohm load • Electode Size 5x5cm Square Supplied with Carry Case, 2 x TENS Leads, Operating Manual, 1 x 9V Battery, 1 x Pack of Self Adhesive Electrodes • Electrode size 5x5