Key Switch Keyboard Button Module Board KY-004 For Arduino UNO Mega PIC AVR Raspberry pi
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Description
Key switch module KY - 004 is a standard push button module commonly found keyboards and mice. It has a pull down to ground on the signal pin.
Key switch module and a digital interface, built-in 13 LED build a simple circuit to produce key warning lamp.
It’s comes with digital interfaces of the LED, the access number 3 button switch sensor interfaces, when the key switch sensor senses a key signal , LED lights , otherwise off.
Specifications:-
- Rating: 50mA 12VDC
- Contact Resistance: 50mΩ max. (initial)
- Insulation Resistance: 100MΩ.(minDC 250V)
- Dielectric Strength: AC250V.(50/60Hz for 1minute)
- Electrically Life: 100,000cycles.
- Environment Temperature: -25°～+105°
- Operating Force: 180/230.(±20gf)
- Seal Temperature: 250°-280°
Package Include:-
1x Key Switch Keyboard Button Module Board KY-004 For Arduino UNO Mega PIC AVR Raspberry pi
Key Switch Keyboard Button Module Board KY-004 For Arduino UNO Mega PIC AVR Raspberry pi