Includes: Device batteries lead wires electrodes (1 pack of 4) carrying case and users manual.Ultima combo (Tens/EMS with body part diagram) Offers the user the choice of 5 modes of TENS and 2 Modes of EMS Timer: 5~60mins or continuous 3 Years Manufacturer 's warranty HCPCS Code: E0720/E0745 2 AA batteries are included with the unit