1x4 Independent Button Keypad - 4 Standalone Keys tv-b-gone but 512 KB is very

but 512 KB is very limited

This is 200mm long 5pin female to female jumper wire which uses high quality 26# line

10 x analog inputs

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and other small controllers

1x4 Independent Button Keypad - 4 Standalone Keys tv-b-gone but 512 KB is veryHere's a pretty nifty device! The Keypad 1x4 Independent Button is an Arduino compatible electronic module that offers four momentary button inputs for your projects. You can connect to it using the five male header pins onboard. Each of the four buttons has one pin, and the remaining connects to the common ground line. Specifications: Size: 37*15*11mm Library: None Inclusions: 1 x 4 Independent Key Button Keypad Keyboard Module Documents: Close Up