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1. Slide and open the cover on the bottom of the fuselage, then install two AA batteries, pay attention to the wrong direction.
2. Prepare an aluminum can.
3. Adhere the aluminum can on the suction cup.
4. Contact the wire with the aluminum can.
5. Be careful not to let the wire touch the part of the aluminum can painted. At this time, you do not need to pay attention to the direction of the aluminum can. If there is paint on the aluminum can, use a trowel to polish it off.
1. Close to life and teaching materials to stimulate curiosity.
2. Bring different scientific and meticulous experiences to children.
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