Push Pull Muscle Strength Dyn. Digital 500 Lb. Tilt Tables Lithium battery power supply High absorption capacity Lithium battery power supply Case size: 65*60*25mm ) and easier to use than spring push pull dynamometers that are in common use today * Dial continuously shows instantaneous force and holds the maximum force reading * This maximum reading should be manually recorded prior to resetting for the next test * Available with either an analog (dial) readout or a digital (LCD) readout * Choose either 50 lb 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 *