3X 0-99999.9 Ohm Simple Resistance Box Variable Decade Resistor Teaching Instrument Teaching Resistance Box

Cwmiibili Type: Resistance BoxModel Number: 15026: ELECTRICALcolor:BlackMaterial:plasticsize:16.5 x 12.5 x 6.4cmPackage Contents:3 x Resistance BoxOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

• Used as an additional resistor to expand the range of volts.
• Used as electromotive force and internal resistance for measuring power supply.
• Can be part of the circuit Ohm's law.
• Used to measure unknown resistance.
• Used as a known resistor in the circuit to regulate the required current. Used for physical electricity experiment teaching.