Magnetic Finger Switch consists of a finger sleeve containing a magnet, plus a small external switch unit. A small movement of the finger toward the switch unit activates the switch. The switch has a 3.5 millimeter plug. DIMENSIONS: Switch is 0.25 x 1.5 inches.
--- "DO IT YOURSELF" ENTRY ------- PURPOSE: When puzzle piece is placed in corresponding hole the switch is turned on. Switch operates with magnet and glass reed switch so there are no wires to get tangled or pulled loose. Switch may be used with tape recorder, battery toy, or light. Switch is made of 6 sheets of corrugated cardboard, wood glue, some type of wooden knob or spool, 2 rectangular magnets, 2 medium size glass reed switches, earphone with subminiature size plug, rosin core solder and