Toyvian Variable Resistor Box Ohm Rheostat Teaching Instrument Experimental Equipment

Package Include 1 x Variable Resistance Box Characteristics -Material: Plastic Physical Resistor Substitution Box. -Color: Black Variable Resistance Box. -Size: About 14.00X10.00X5.00cm/5.50X3.93X1.97in Resistance Box. - Great instrument for learning physical and electrical experiments, easy to operate Experiment Tool. - Made by plastic material, safe and , which could be used for very long time. Experiment Variable Resistance Box - The variable resistance box teaching instrument is suitable and wonderful for school, laboratory use Physical Variable Resistance Box. - The resistance is stable and reliable when the resistance box is properly used to rotate each group of knobs Physical Variable Box 0-9999 Ohm. - It is a selection of professional variable resistance box, which has good stability and high accuracy Experiment Resistance Box.Goods Informationcable grommets The variable resistance box can be used for physics electricity experiment.resistance decade substitution box This variable resistance box is very easy and simple to operate, giving you huge convenience.resistor adjustable The teaching variable resistance box is simple and delicate, excellent and reliable, carefully crafted

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