Feature

●Substitution: the variable resistance box teaching instrument is suitable and wonderful for school, laboratory use.
●Resistor: decade resistance box, made of plastic material, flexibility and excellent durability, easy to use, for service life.
●Variable: a selection of professional variable resistance box, which has good stability and high accuracy.
●Traffic light: lightweight, easy and convenient to carry and store when not in use without any effort.
●Chakra button stones: it is used to measure the unknown resistance. it is used to measure the force and internal resistance of the power supply.


Description

Package Include
1 x Variable Resistance Box

Characteristics
-Size: About 14.00X10.00X5.00cm/5.50X3.93X1.97in Experiment.
-Material: Plastic variable resistor.
-Color: Black Experiment Tool.
- Very easy and convenient to use, it is very useful and durable experiment variable resistance box Physical Resistor Substitution Box.
- Plastic material, flexibility and excellent durability, easy to use, for 300 ohm resistor.
- Simple in structure, easy to use, simple appearance design, you can use it with confidence resistor box.
- and durable. The simple resistance box is used as an additional resistance to expand the range of the voltmeter Variable Box 0-9999 Ohm.
- It is used to measure the unknown resistance. It is used to measure the force and internal resistance of the power supply Substitution for Standard Resistors.

Goods Description
switch decade boxes Our variable resistance box is lightweight and reliable, portable and practical, suitable for school use.camping gas extension hose Simple in structure, easy to use, simple appearance design, you can use it with confidence