Gatuida Variable Resistor Box - Adjustable Resistance Tool for Electronics Experiments & Circuit Testing | Perfect for DIY Projects, Physics Labs & Electrical Engineering Education

Physical tool the variable resistance box teaching instrument is suitable and wonderful for school, laboratory use.

Experiment tool resistor substitution box size 14x10x5cm; sensitive and durable. the simple resistance box is used as an additional resistance to expand the range of the voltmeter.

Variable resistor the variable resistance box is simple and easy to use, bring much convenience to you.

Variable resistors lightweight, easy and convenient to carry and store when not in use without any effort.

Adjustable resistor it is a selection of professional variable resistance box, which has good stability and high accuracy.