Sazkjere
4PCS 3x4 Keyboard Module 12 Keys Matrix Keypad External Keypad Board with Pin Header (Welded)
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R 1,339
In stock
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Delivered in 10–20 working days —
Free shipping with 3 or more products in your cart
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Description
- 12 keys keypad with welded pin header, no need for manual welding, easy to use, simple to install
- It provides numbers from 0 to 9, as well as standard stars (*) and hash symbols (#)
- The keyboard matrix allows you to quickly add controls to your electronic projects. Easy to communicate with any microcontroller.
- There is a switch connecting each row and column. So the combinations of rows and columns makes up the 16 inputs.
- Keypad is a combination of row and column circuits. Application: Password security system, Generating external interrupt, Automatic Gate Keypad Lock.
Shipping & Delivery
Your order is shipped from the USA and delivered to your door in South Africa in 10–20 working days. All items are fully tracked.
Returns & Exchanges
We offer a 30-day return window. If something isn't right, contact our support team and we'll make it right.