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Overview
Wide application for 4x4 keypad: Password security system, Wired remote controlled robot, Electronic voting machine, Generating external interrupt, Musical keypad and many more. You don't need the outer two pins on the left and right for wiring. It's the inner 8 pins that matter. If you solder on a header, we highly recommend laying down some flux on the pads first, inserting the header pins, then soldering. If you have any problem, please contact seller as follow: click ''(you can find 'Sold by
4x4 Matrix Membrane Keypad 16 Key Keyboard Module Array Switch for Arduino UNO R3
Model: dolaeCompBDisbt68
Web Code: 16498457
Sale ends: *
Available online only
Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.
What you need to know:
- Membership is $19.99 / month until you cancel.
- You can cancel at any time, but if you cancel after the first 30 days you may be subject to a service recovery fee.
What you need to know:
- Membership is $19.99 / month until you cancel.
- You can cancel at any time, but if you cancel after the first 30 days you may be subject to a service recovery fee.
Seller Return Policy
Warranty
Check with the manufacturer for details.
For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.
What you need to know:
- Membership is $19.99 / month until you cancel.
- You can cancel at any time, but if you cancel after the first 30 days you may be subject to a service recovery fee.




