45″ long TENS lead wires, compatible with most TENS unit and EMS muscle stimulators Approved for use with TENS 3000, TENS 7000, 7000 To Go, TopTENS, and InTENSity models including Twin Stim III, Twin Stim Plus 3rd Edition, Twin Stim IV, IF Combo, IF Combo II, Select Combo I and II, Micro Combo 5000 Hybrid, and InTENSity at Home Lead wires should be replaced every 4-6 months Quantity: 2 per package
