The Drive Digital Dual Channel 5 Mode TENS with Two Strength Duration Modes: 

Features:

• Digital wave technology provides a highly efficient delivery of the wave signal.
• Dual isolated channels.
• Intensity control is adjustable to 80 mA, 500 ohm load.
• Pulse frequency adjustable from 0.5-150 Hz.
• Pulse width is adjustable from 30-260 micro-seconds.
• Wave form: Asymmetrical, bi-phase, square pulse.
• Modulation selector offers 5 modes of wave delivery, Normal, Burst and 3 Modulation modes.
• Metal belt clip.
• Comes complete with carrying case, 2 lead wires, 9-volt battery, 1 package of 4 pre-gelled electrodes and operating manual.
• 3 Year Limited Warranty.