LinkNode R4: WiFi relay controller 4-Channel Relay Module for Sale

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LinkNode R4: WiFi relay controller 4-Channel Relay Module For Sale

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LinkNode R4: WiFi relay controller 4-Channel Relay Module:
$12.06

Fast ShippingGreat
Customer SupportSatisfaction style=\"font-family: "Open Sans"; font-size: 14px;\">All domestic packagesareshippedforFree(Unless other shipping method was selected during the checkout)

We ship within two business days of payment, usually sooner
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Overnight shipping takes between 1-2 business days

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Depending on the product purchased and the shipping location we use shipment and other fulfillmentservices like UPS, USPS, FedEx, AMZ Logistics etc.

We Ship Globally using \'s GSP, the item is sent to a logistic center in KY and shipped from there to the rest of the world.

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We ship globally Via \'s global shipping program (GSP). Thus we don\'t cover returns for items shipped globally.Buyers returning such items will be refunded ONLY for the item\'s cost and not for the shipping.
please check the Voltage information and make sure it matches the one in your country. In case it\'s not stated in the description, do ask us.

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LinkNode R4 is a WiFi relay controller and it is powered by ESP-12f ESP8266 WiFi module which is comptiable 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 WiFi interface will allow you to associate the board with your existing WiFi network and send the commands over the network.
Features
ESP-12f ESP8266 WiFi module
4 Channel relaysï¼Œsupporting:
ï¼ˆ1ï¼‰277V ACï¼Œ 10A
ï¼ˆ2ï¼‰125V ACï¼Œ 12A
4 Channel relaysï¼Œsupporting
Two work modes:
ï¼ˆ1ï¼‰Program via UART
ï¼ˆ2ï¼‰Boot from flash
4 indiator LEDs

- ESP-12f ESP8266 WiFi module
- 4-Channel Relay Module
- 7-28V DC power
- Two work modes Program via UART Boot from flash
- 4 indiator LEDs
LinkNode R4: WiFi relay controller 4-Channel Relay ModuleClick here to see descriptionFast ShippingGreat
Customer SupportSatisfaction GuaranteedDESCRIPTIONShipping

All domestic packagesareshippedforFree(Unless other shipping method was selected during the checkout)

We ship within two business days of payment, usually sooner
Standard FREE shipping takes between 3-5 business days
Expedited shipping takes between 2-3 business days
Overnight shipping takes between 1-2 business days

We do not accept P.O. BOXES - PLEASE PROVIDE A PHYSICAL ADDRESS

We Ship Globally using \'s GSP, the item is sent to a logistic center in KY and shipped from there to the rest of the world.

International customers are responsible for all duties and taxes
Contact your local authority for questions related to the amount of duties or taxes you will be responsible for

Return

We ship globally Via \'s global shipping program (GSP). Thus we don\'t cover returns for items shipped globally.Buyers returning such items will be refunded ONLY for the item\'s cost and not for the shipping.
please check the Voltage information and make sure it matches the one in your country. In case it\'s not stated in the description, do ask us.

Payment