About Product:CONSTANT health scale GB15763.2-2005 be strictly applied in the international architectural safety glass temperature of 200 degrees Celsius, hardness and impact resistance, good, safe to use. Using HPM produced by Evans (Evanohms), foil, error control in the 0.1um import foil advantage is obvious, error control, and good stability. CONSTANT according to the sensor's output characteristic, three amendments, and better guarantee the scales of measurement precision and accuracy.