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Description It is one of the best choices for you.
Are you looking for professional electricity experiment variable resistance box? If yes, look no further! Our professional electricity experiment variable resistance box must meet your needs.
Features
- This product is suitable for electrical measurement and other experiments in schools and scientific research institutions.
- The variable resistance box is simple and easy to use, bring much convenience to you.
- It is lightweight, easy and convenient to carry and store when not in use without any effort.
- The simple design will its high performance as excellent electricity experiment instrument.
- It is made of plastic material, durable and safe, excellent and simple, serving for long time.
-Color: Black.
-Material: Plastic.
-Size: About 14.00X10.00X5.00cm/5.50X3.93X1.97in.
resistors