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