I made an electric screwdriver that can be used to loosen and tighten small nuts.If you watch this from start to finish, you will understand how I made this screwdriver.Meanwhile, I used a few components to make it: a hundred milliampere lithium-ion battery and a gear motor.A charging module for charging the lithium-ion battery with.They put it all together to make an electric screwdriver.#technology #technical #motor #gear
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