A portable scales includes a fulcrum, a balance beam pivotally increased on the fulcrum, the balance beam behind a load pan on one end and counting an stretched out portion having a size strip extending along the lengthened portion of the balance beam. The high resolution comprises a lively weight changeable along the elongated portion of the balance beam. The dynamic weight comprises a display unit on the prolonged out portion of the balance beam for spotting the place of the dynamic weight along the measurement strip, for electrically converting the place to a weight measurement, and for showing the weight dimension. The portable scales might as well take in luminescent material.
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