Miniature Desktop Electromagnetic railgun
Here is another fun science toy for your home or office. This Electromagnetic Rail Gun can launch projectiles up to 16ft. Its voltage can be adjusted from 3 to 6. The kit comes with 20 metal bullets and a bunch of flags. You can adjust the angle of the launch conveniently.
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This electromagnetic cannon can be powered by a USB power bank. You get a tiny screwdriver to change the strength of this tiny railgun.
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