Item number：KX1318 wood制手摇发电机
品名：wood制手摇发电机
尺寸：150*120*85mm Packaging size：220*150*50mm
Weight：about120g
Material：wood、Power generation accessories：
Color：混
是否使用电池:否
装箱：300 pcs
Box gauge：600*450*550mm
Purchase Instructions
1：This product is a scientific experiment material package，Non-toy，Non-toy，Non-toy!!!
2：This product is suitable for use in educational institutions，For non-educational institutions purchasing, please thoroughly understand the usage scenarios of this product，Students must be guided by a teacher or guardian when using this product。
3：This product is not a terminal retail product，End customer purchase，Product sellers must declare to end customers that the product attribute is scientific experimental material，Use under the guidance of a teacher or guardian。
Scientific principles
：A generator is a mechanical device that converts other forms of energy into electrical energy，Generators are used in industrial and agricultural production、National defense、Technology and daily life have extensive applications。The work adopts an electric motor、Gear、wood板、Light bulb、Circuit board、Screw、It is made of materials such as bushings。When shaking the handle quickly，The large pulley is rotating，，The high-speed rotation of the motor generates direct current，The current is regulated by voltage through the circuit board and output to the bulb，Thus light up the bulb。The expansion of new knowledge work demonstrates mechanical energy-Electric energy-The energy conversion process of light energy。Make it through hands-on assembly，It can help children understand the working principle of hand-cranked generators，Master more scientific knowledge.
Safety Warning：
All the accessories in this product are special equipment for student experiments and production，Please ensure safety under the supervision and guidance of teachers and parents Use it all below！All products are prohibited from consumption！Not suitable for children under three years old，Do not press near the fire source。If used Please check whether the circuit is unobstructed before assembling the battery、Whether the accessories on the circuit are complete，Whether each contact is good or not good，On the battery+It is the positive pole、-It is the negative pole，组装过程中注意If used胶水不要弄到眼睛和皮肤上。
