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About Mini Knife Switch - Single
Knife switches are most closely associated with horror films set in the 1800s, especially in underground laboratories such as the one depicted in Mary Shelley's novel Frankenstein. Your child can feel like Dr. Frankenstein with the Mini Knife Switch. A knife switch is a must have for anyone doing a science experiment involving electronics or electrical currents. This miniature knife-switch allows for a circuit to be live or to be turned off. Simply connect the ends of the circuit to the two metal screw contacts on the switch and instantly you have mechanical way of breaking and connecting a circuit! The mini knife switch contains an easy to operate lever and two pre-drilled holes for mounting! This is a great demonstration tool for teach someone the basics of how electricity works and how it is controlled! Box Size: 2.00in (5.08cm) x 1.00in (2.54cm) x 1.00in (2.54cm) Recommended for ages 8 and older.
