It’s the end of the world, and you need a button to press. This is it. A 100mm diameter (outside diameter) dome illuminated push button comes with an LED, securing nut and a pre-installed long life horizontal microswitch. Button can also be adjusted to a low profile button by removing the middle ring.
**Features:**
* LED indicator light runs at 12VDC
* Bulb holder is easy to install or remove
* 3 Terminals Button Actuator microswitch included
* Microswitch reliability tested to 10,000,000 cycles
* Microswitch can be replaced
* Polycarbonate lens cap for optical clarity* 100 mm Diameter x 72 mm Height
* Net weight: 100grams
* Mounting hole diameter: 24 mm
**Documents:**
* [Whack-Dome Demo Sketch](http://cdn.sparkfun.com/datasheets/Components/General/WhackDome.zip)
**Videos**
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