Portable TENS units and other portable electrotherapy units ship in carrying case with electrodes and instructions manual.
Portable Electrotherapy Units – Fabrication Enterprises, Inc. – 13-1349
$152.50
Digital 4-channel EMS/TENS unit – portable/battery – 9v adapter – complete

BioFreeze® Topical Analgesic - Fabrication Enterprises, Inc. - 11-1035-1
Finger (Small Joint) Goniometer - Fabrication Enterprises, Inc. - 12-1010
Seat2Go / Back2Go - Fabrication Enterprises, Inc. - 31-3861 