Dictaphone Accessories -Dynamo Crank Generator Highlights Generic Brand Dynamo Crank Generator Description: This is DIY kits, with case, but you need assembly by yourself. Understand the growth of gear transmission conversion and electric power generation principle, the training of hands-on brain ability, it is suitable for use in school experiments Both sides of the product have a protective layer, the layer protective cover must be torn and before being assembled. Rotate the handle quickly by hand, 6V voltage can be output, and the LED lights up. No instructions to provide! Specification: Step 1: Lock the first and second pieces first with a 25mm long copper post. Step 2: Lock the 3rd piece and the 2nd piece together: The third step: use the thin wire to pull out the two poles of the motor. If necessary, solder the contacts with a soldering iron so that the contact is good. If there is no soldering iron, attach it. Step 4: Place the connected generator motor on the acrylic stand, then fix the motor with the 4th and 5th pieces: Step 5: Pass the 2 wires of the motor through the small hole beside it and wrap it around the 2 left screws and right: Step 6: Lock 3 copper columns 15mm in length Step 7: Attach 1 resistor and 2 LEDs to the 3 copper poles. Resistors are not connected with polarity. The 2 LEDs are divided into polarities. The long legs of one LED are connected to the short legs of another LED. The remaining 2 feet are also a long and a short. After connection, wrap the pin around the screw and lock it. In this way, whether it is SF shaking motor or counterclockwise shaking motor, there will be LED light. Package Include: 1 Piece Hand Crank Generator 1 Group Case