Push Pull Muscle Strength Dyn. Digital 250 Lb. Comb Ultrasound Muscle Stim you are at the right Paper Towels you are at the right place 2 Channel Electrotherapy * Easy to add modularity allows the addition of two additional channels of electrotherapy light therapy or a battery module * High contrast 5 (13 cm) FSTN LCD monochromatic user interface * Two independent electrotherapy channels expandable to four independent channels * Multiple waveform electrotherapy six clinical waveforms: Interferential Premodulated High Volt Russian Symmetrical Biphasic and Microcurrent * Documentation of treatment data with Patient Data Cards * User defined protocols for your specific needs * Dual frequency ultrasound at 1 or 3 force capacity unit * Comes with 3 push pads (padded curved padded straight and 1cm2 circular) 1 pull hook and 1 snap lock hook * Comes in cushioned carrying case with muscle heat test manual * 1 Year Warranty * CE certified * DIGITAL (LCD) READOUT * 250 lb * The heavy duty dynamometer features the hydraulic system that is used in the industry accepted Baseline© and Jamar© hand dynamometers and pinch gauges * Hydraulic system ensures accurate readings * The dynamometer is much lighter (1