Күн энергиясын көрсету
Gelsonlab HSPEN-016 Күн энергиясын көрсету , Solar Power demonstration for teaching use ,Solar Powered Appliance Material
This education Күн энергиясын көрсету model can demo the solar powered electricity used for different ways,can make Miniature motor working, light emitting diode, make Buzzer buzzing...it's a very good demonstration for educational.