Digital 4-Channel Ems/Tens Unit, Portable/Battery Or Ac Adapter, Complete
3 TENS Modes and 3 EMS Modes.
Variable pulse rate and width.
Variable ramp time.
Variable contraction/relaxation time.
Wave: Symmetrical bi-phasic square pulse.
2 timers and compliance meter.
Comes with 8 electrodes.
Unit can be powered by either AC adaptor or 4 AA batteries.
Includes: Stimulator, 4 Lead Wires, 2 package of high quality Self-Adhesive Electrodes, 4 AA batteries, AC adapter, Soft Carrying Case, Instruction Booklet