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Free shipping !Keyestudio Digital Push Button Switch Module for Arduino

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Sale Price: US $2.50
45 days Money back
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Guarantees: On-time Delivery 60 days

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Introduction This is a basic application module. You can simply plug it into an IO shield to have your first taste of Aduino. This module is endowed with following advantages:

  • Wide voltage range from 3.3V to 5V
  • Standard assembling structure (two 3mm diameter holes with multiple of 5mm as distance from center)
  • Easily recognizable interfaces of sensors (“A” for analog and “D” for digital)
  • Icons illustrate sensor function clearly
  • High quality connector
  • Immersion gold surface

Specification

  • Supply Voltage: 3.3V to 5V
  • Easy to ‘plug and operate’
  • Large button keypad and high-quality cap
  • Achieve interesting and interactive work
  • Interface: Digital

Sample Code:

/* # When you push the digital button, the Led 13 on the board will turn on. Otherwise,the led turns off.

*/

int ledPin = 13; // choose the pin for the LED

int inputPin = 3; // Connect sensor to input pin 3

void setup() {

pinMode(ledPin, OUTPUT); // declare LED as output

pinMode(inputPin, INPUT); // declare pushbutton as input

}

void loop(){

int val = digitalRead(inputPin); // read input value

if (val == HIGH) { // check if the input is HIGH

digitalWrite(ledPin, LOW); // turn LED OFF

} else {

digitalWrite(ledPin, HIGH); // turn LED ON

}

}

See product video: https://youtu.be/fMiCmiMLbkc

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Post Air Mail Free Shipping 15 - 45 days
Return Policy If the product you receive is not as described or low quality, the seller promises that you may return it before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe) and receive a full refund. The return shipping fee will be paid by you. Or, you can choose to keep the product and agree the refund amount directly with the seller.

N.B.: If the seller provides the "Longer Protection" service on this product, you may ask for refund up to 15 days after order completion.
Seller Service On-time DeliveryIf you do not receive your purchase within 60 days, you can ask for a full refund before order completion (when you click "Confirm Order Received" or exceed confirmation timeframe).

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Price:  US $2.50 / piece