DC12V ESP8266 Four Channel Wifi Relay IOT Smart Home Phone APP Remote Control Switch

$24.99
  Availability: In Stock
  Shipping: Free Airmail 
  Estimated Delivery: 
   Bulk Savings (Buy more save more)
+
  •   Shipping Methods

    Handling Time

    Before we can ship your order, we prepare your products, do strict quality-control tests and carefully package the items. The time it takes to prepare your items for shipping is separate from the delivery time. It usually takes 1-3 business days to ship out .

    Shipping Methods

    You can choose the preferred shipping method on the cart page during the checkout process. We offers 3 international shipping methods:

    1. Airmail – Free untracked economy shipping via national postal services (HK Post, Singapore Post, China Post, PostNL, Swiss Post, Sweden Post, USPS, Royal Mail e.t.c.)
    2. Airmail Registered – Tracked shipping via national postal services (HK Post, Singapore Post, China Post, PostNL, Swiss Post, Sweden Post, USPS, Royal Mail e.t.c.)
    3. Expedited Shipping – Express shipping with courier delivery (DHL, UPS, FedEx, TNT)

    Delivery Time

    Airmail and Airmail Registered Area Estimated Delivery Time
    United States, Canada 7-25 business days
    Australia, New Zealand, Singapore, United Arab Emirates 10-25 business days
    United Kingdom, France, Spain, Germany, Netherlands, Japan, Belgium, Denmark, Finland, Ireland, Norway, Portugal, Sweden, Switzerland 10-25 business days
    Italy, Brazil, Russia, South Africa 10-45 business days
    Other countries 10-35 business days
    Expedited Shipping 3-10 business days to Worldwide

    Note: If you choose an expedited shipping, please remember to leave a valid contact number, this is required for expedited shipping’s courier delivery.

  •  Returns & Refund

    Last updated October 05, 2022

    Returns

    If you are not completely satisfied with your purchase for any reason, you may return it to us for a full refund within 15 days from delivery date. All returned items must be in new and unused condition, with all original tags and labels attached.

    Return Process

    To return an item, please email our customer service at sales@alexnld.com to obtain a Return Merchandise Authorization (RMA) number. After receiving a RMA number, place the item securely in its original packaging, and mail your return to the following address:

    Alex NLD
    Attn: Returns
    RMA #
    HaGiborim St 8
    Tiberias, 14388
    Israel

    Please note, you will be responsible for the return shipping charges. We strongly recommend that you use a trackable method to mail your return.

    All customers should contact us and obtain Return Merchandise Authorization (RMA) number before sending anything to us. We will not be responsible for returned item(s) without notifying us in advance.

    Refunds

    After receiving your return and inspecting the condition of your item, we will process your refund to the credit / debit card or PayPal account which was used to place the original order.

    Please allow at least seven (7) days from the receipt of your item to process your refund. Refunds may take 1-2 billing cycles to appear on your credit card statement, depending on your credit card company. We will notify you by email when your refund has been processed.

    Exceptions

    If an item is found damaged or defective on receipt, we kindly ask you to contact us within 15 days from the delivery date to arrange a refund or exchange without physical return of the item.

    Please provide us with following:

    1. Photos of the front and back sides of the packaging box;
    2. A photo, video or screenshot of the defective item or the defective part of the parcel.

    Our customer service team will communicate with you to arrange a refund or reshipment without physical return of the item.

    Warranty & Repair service

    If any of the items you have purchased from us is found defective within 1 year from receipt, you are entitled to a repair under warranty. Please kindly provide us with evidence photos or videos of the defective item. After providing such information to our Customer Service team  and the problem is acknowledged, you can send the items back to us for a repair.

    Note:  Please be aware, we do not cover the cost of the returns fees in  warranty & repair service.

    Order Cancellation

    If you want to cancel an order within 24 hours from confirmation of the payment, you will be entitled to a full refund. It is still possible to cancel an order after 24 hours, provided that it has not yet been shipped. If an order has been shipped, it’s impossible for us to cancel or modify it anymore. If you still want a refund, you required to return the item on it’s arrival.

    Questions

    If you have any questions concerning our return policy, please contact us at:

    +972 054-536-2888
    sales@alexnld.com

     


  Share

Description:
 
12V ESP8288 four ways WiFi relay module carried a ESP-01 WiFi module and mature 8 bit MCU.It could control the relay by cell phone APP within the local area network (LAN).It is easy to set .
  
Function features:
 
1. On board high quality MCU and ESP-01WIFI module
2. Two working mode:
Mode 1: cellphone carry on wifi module directly
Mode 2: cellphone and wifi module carry on router together
Additional function: work as USB module when disconnect ESP-01 module
3. Transmission distance:
(1) The open environment, the mobile phone when carrying on the WIFI module maximum transmission distance of 100 m;
(2) When the WiFI module and cell phone carrying on the router at the same time the signal transmission distance depends on router signal
4. Use the Smartconfig technology to complete the configuration of the account and password of the esp-01 WIFI module on the mobile APP. The configured account and password will be memorized after power off
5. The board contains 12V,10A/250V AC 10A/30V DC relay, which can continuously absorb 100,000 times, with the protection of diode current and short response time.
6. With mode option and working statue LED indicator
7. With 4 isolator and strong anti interference ability
8. Reserved UART debug interface and MCU download port for program
9. Board size: 60*63mm
 
Interface:
 
IN+, IN-: 12V voltage input
12V, GND, TX, RX: UART serial port PIN
SWIM, PIN8, NRST: reserved MCU download port
Button S1: change mode, default mode is mode 1
Button S2: reset
LED D1/D2/D3/D4(red ): relay working LED, LED on when relay is on
LED D7(red ): indicator for mode 1
LED D5(blue): indicator for mode 2
LED D6(green): work statue indicator, exact details as below:
(1)When extinguished, it is being configured or disconnected from the router.
(2)0.5s fast blinking represents cellphone app is configuring WIFI account and password for ESP-01 module
(3) 2S slow blinking to configure finished ,and wait for connection with cellphone by TCP
(4)LED always on represents TCP connections with mobile phone successfully
Connection for reserved two cap jumper:
Generally, insert them to the bottom ,that is RX to RX1, TX to TX1. Insert them to upper ,when use it as USB module
COM1 COM2 COM3 COM4: Common terminal
NC1 NC2 NC3 NC4: normal close
NO1 NO2 NO3 NO4: normal open
 
Control command for relay(hex format):
Open relay 1: A0 01 01 A2
Close relay 1: A0 01 00 A1
Open relay 2: A0 02 01 A3
Close relay 2: A0 02 00 A2
Open relay 3: A0 03 01 A4
Close relay 3: A0 03 00 A3
Open relay 4: A0 04 01 A5
Close relay 4: A0 04 00 A4

Package included:

1 x DC12V ESP8266 Four Channel Wifi Relay


















Reviews

There are no reviews yet.


Be the first to review “DC12V ESP8266 Four Channel Wifi Relay IOT Smart Home Phone APP Remote Control Switch”

Your email address will not be published. Required fields are marked *


Q & A

There are no questions yet

Ask a question

Your question will be answered by a store representative or other customers.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Thank you for the question!

Your question has been received and will be answered soon. Please do not submit the same question again.

Error

Warning

An error occurred when saving your question. Please report it to the website administrator. Additional information:

Add an answer

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Thank you for the answer!

Your answer has been received and will be published soon. Please do not submit the same answer again.

Error

Warning

An error occurred when saving your answer. Please report it to the website administrator. Additional information:

Product ID: 6065170 Category:
Close My Cart
Close Wishlist
Close

Close
Navigation
Categories