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

✅ AZ-Delivery Matrix Array 4 x 4 Membrane Switch 16 Keys Keypad Keyboard offers ultra-thin design, adhesive backing, easy interface to any microcontroller and excellent price/performance ratio. ✅ These handy Matrix Array Keypads have dielectric strength of 250 VRMS (50 ~ 60 Hz 1 min). ✅ AZ-Delivery Matrix Array 4 x 4 Membrane Switch 16 Keys Keypad Keyboard is suitable to use with both 3.3V and 5V controllers. ✅ Dimensions of the AZ-Delivery Matrix Array 4 x 4 Membrane Switch 16 Keys Keypad Keyboard are approximately (LxWxH): 69 mm x 77 mm x 1 mm. ✅ 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.