AZDelivery 4x4 Matrix Array 16 Switch Keypad Keyboard Module compatible with Arduino Including E-Book!

• ✅ AZ-Delivery Matrix Array Keyboard is a 4x4 key-type Module with contact resistance less than 100ohm, which makes it comfortable and soft to touch.
• ✅ Thanks to its small size (7cm x 7cm x 1cm), and compact design, this handy 16-switch module is an ideal choice for applications such as: alarm/security equipment, access control, equipment control.
• ✅ AZ-Delivery 4x4 Matrix Array 16-switch keypad allows easy communication and scanning through the pad with only 8 microcontroller pins.
• ✅ This module is compatibile with microcontrollers such as AVR and PIC which makes it a perfect choice for your applications and projects.
• ✅ This product includes an E-Book that provides useful information on how to begin your project, it helps with a quick setup and saves time on the configuration process. We provide an array of application examples, full installation guides and libraries.

This keypad has 16 buttons arranged in a telephone-line 4x4 grid and they are connected into a matrix which is controlled by 8 microcontroller pins. Small and compact in size, this 4x4 Keyboard module is easy and convenient to carry, and contact resistance (<100ohm) makes it comfortable and soft to touch. AZ-Delivery 16-switch Keypad Module is easy to install thanks to four mounting holes on each corner. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1± cm. For top quality Raspberry Pi products etc, AZ-Delivery Vertriebs is your go to. We provide an array of application examples, full installation guides, eBooks, libraries, and all-round assistance. AZ-Delivery, your microelectronics expert.