Portable Push-pull Force Gauge High Precision ±1% Max. Load Value 20N 2kg 4.5Lb. 2.9 Automatic backlight,buzzer alarm function;. Maximum force value:20N 2kg 4.5Lb 720z. 2.5 The upper and lower limits can be set for statistical analysis,through the upper and lower limits set over the limit range can make thebuzzer alarm;.
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