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. This mini single knife switch allows for a circuit to be live or to be turned off. Simply connect the ends of the circuit to the metal screw contacts on the switch and instantly you have a mechanical way of breaking and connecting a circuit.
Infiniview comes with a 3.5" LCD screen and rechargeable Lithium Ion battery that will last up to 2 hours in the field.
Ever wonder how to survive in the wilderness? These cards can help!
Build 20 different solar powered models with unique building pieces, controlled by an RC handset!
Make the coolest 3D pin art on your desk with this amazing desk toy.
Is it a demonstration of a scientific law or a work of art?
This classic device is used to demonstrate the conservation of mechanical energy.