The UltraTENS II combines 2 modalities (ultrasound and TENS technology) for pain relief into one device. Deep heat from the therapeutic ultrasound and TENS therapy can be used simultaneously to help patients treat chronic and acute muscular pain. Features 1 MHz frequency with 3 power levels and 30 mA of TENS therapy for deep therapeutic treatment. This versatile portable unit comes with carry case, AC adaptor and ultrasound gel for mobile use.