Digital Smedley Spring Dynamometer 200lb 90kg Physician Bags Battery Capacity: 90mAh 416700 Battery Capacity: 90mAh * 2 channels of electrical stimulation output * Logical control system and a large easy to read graphical LCD display * 4 standard waveforms on board: Interferential Premodulated High Volt and Russian * Ten user defined memory positions for User Protocols * Independently intensity and parameter controls for each channel * Unit uniquely designed for tabletop wall mount therapy cart or mobile use * 110V or battery powered option * Optional Therapy Cart integrates with the unit to maximize storage of clinical supplies * Two year warranty 200 lb 90kg * Digital lightweight Smedley spring dynamometer offers accurate grip strength readout * Has 5 preset grip sizes * Auto captures and displays maximum grip force * Assesses results according to age and gender * Saves stores results for fast retrieval with up to 19 users *