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