Combination TENS EMS Digital Unit w Timer Callous Corn Wart Removers CanDo© Foam Roller Jumbo Color:Red CanDo© Foam Roller Jumbo White PE foam 8 x 36 Round: Polyethylene foam rollers are perfect for positioning balance postural and muscle re education spinal stabilization body awareness and coordination and ranging and strengthening activities *Round rollers offer progressive exercise sequences user can graduate from an easier (smaller diameter) to a more difficult (larger diameter) roller *Half round roller is a great tool for ankle stretching and knee rehabilitation Multifunction switch w 4 Preset Configurations: Normal (Speech) Setting 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 Includes: Device batteries lead wires electrodes (1 pack of 4) carrying case and users manual