Linknode r4 is a Wi-Fi relay controller and it is powered by esp-12f esp8266 Wi-Fi module which is compatible with Arduino programming. There are 4 relay channels and each channel allows you to control high-power devices (up to 10 a) via the on-board relay. Linknode r4 can be used to remotely turn lights, fans and other devices on/off. The Wi-Fi interface will allow you to associate the board with your existing Wi-Fi network and send the commands over the network.
Answer: Our products are 100% imported and authenticated. To place order just either contact with us or place your order online. One of our sales person contact with you.
Answer: No, you can only place order online because we import from USA as get order.
Answer: After order confirmation we do our best to deliver in 3 to 4 week.
Answer: We do our best to list exact prices of all products but since dollar fluctuate in Pakistan so sometime we update at the time of order confirmation.
Answer: For discount we usually send discount coupons. To get discount coupons of LinkSprite 211201004 Link Node R4 A… you can sign up our newsletter.
We are sourcing products from leading websites in the USA to ensure the highest quality for our end product.
We have a team of professional sales representatives who will assist you in identifying the right products from Amazon.
Upon receiving your order, we will expedite the shipping process by placing the order promptly and ensuring timely dispatch from the USA.
Your payment will be securely held with us, and in the event that you receive an incorrect or damaged product, we will issue a refund.