| Place of Origin | Zhejiang, China |
| Brand Name | Huamao |
| Model Number | KJ-LX22 |
Three dimensional spherical pendulum demonstration ,This is our new creative series which used for junior middle school Innovation experimental ! new beautiful design and very eash to be used.
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Double circle pendulum demonstration
Resonant spring demonstration
Plane mirror imaging apparatus
sound wave vibratory ring experimental apparatus
Sound transmission by liquid apparatus
Hydrogen energy demonstration
wind power generation demonstration
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wireless energy transmission demonstration