Dual Pointer Dial Tension Gauge Tensionmeter Pull Pressure Tester Gauge SZG-500-2 Features: Double needle dial, red pointer for memory function, can retain the last measured data. Alloy probe, easy to measure and durable,not easy to break. Non-slip design, easy e, not easy to slip. Continuer contact pressure, electronic switch, micro switch, valve, spring pull pressure, dial measuring instrument spindle pressure, automatic telephone equipment contact and armature pressure and other mechanical pressure, tape recorder buffer pressure and other contact pressure, and other accurate pressure , pull test. It is stable and has great performance while using. Double needle dial: The red memory pointer can retain the last measured data. Specification: Material:Plastic Size: Approx. 92 x 40 x 21mm / 3.62 x 1.57 x 0.83in Package List:1 x Tension Meter Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.