태양 에너지 시연
Gelsonlab HSPEN-016 태양 에너지 시연 , Solar Power demonstration for teaching use ,Solar Powered Appliance Material
This education 태양 에너지 시연 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.