We specialize in hard to find items
Shop By
All Categories
-
No price yet.
Price not yet available.
Pay with
About Contact Key Switch
The contact key is commonly known to be used in demonstrating Morse code. The Contact Key allows you to open and close circuits by pressing down on a lever. Metal studs ensure a solid contact for maximum conductivity. This product is an excellent tool for science experiments! Box Size: 4.25in (10.80cm) x 2.00in (5.08cm) x 1.75in (4.45cm) Recommended for ages 13 and older.
