Feature:
1. This product is mainly composed of 3 parts: primary coil, secondary coil and soft iron core.
2. Mainly used in middle school physics to demonstrate electromagnetic induction and verify Lenz's law.
3. Sensitive enough, it is an indispensable experimental equipment and teaching instrument.
4. Made of selected high‑quality metal materials, sturdy and durable, wear‑resistant.
5. Physical electromagnetic induction coil kit, stable performance and easy to use.

Specification:
Item Type: Primary Secondary Coil Set
Material: Metal
Model: 24010
Primary Coil: 200 Turns
Inner Diameter: Approx. 11mm / 0.43in
Outer Diameter: Approx. 15mm / 0.59in
Secondary Coil: 370 Turns
Inner Diameter: Approx. 24mm / 0.94in
Outer Diameter: Approx. 30mm / 1.18in

Package List:
1 x Primary Coil
1 x Secondary Coil
1 x Iron Core Stick