Physics Experiment Equipment Experiment Toy Interactive Toy Ohm's Law Device
£7.52
1 Ohm's Law Apparatus. 【Design】Fixed value resistance coils with resistance values of 5Ω, 10Ω, and 15Ω. It's just take you 1 minute. 【Material】The fixed value resistance coil is made of PP material, which is lightweight and durable.
