Check the listing for details. BodyMed Replacement Lead Wires, 2/Pk. Condition: New with box. Listed at 10.49 USD. BODYMED REPLACEMENT LEAD WIRES, 45-IN. LENGTH, 2/PACK, 5 PACK – FOR USE WITH ELECTROTHERAPY TENS UNITS – COMPATIBLE WITH ELECTRODE LEAD WIRES WITH 2 MM PLUG BodyMed Replacement Lead Wires are just what you need to get back to therapeutic relief! These replacement lead wires are compatible for TENS unit electrode lead wires that have a 2 mm plug. Each lead wire is 45 in. long, allowing for targeted therapy in various areas around the body. These TENS unit wires provide a direct line for current. BodyMed Replacement Lead Wires come conveniently prepackaged in packs of two for immediate use. Experience therapeutic electrotherapy by replacing your electrode lead wires often. It’s recommended to replace your wires every 4–6 months, especially under regular use.