1 Channel Relay Module SMS GSM Remote Control Switch SIM800C STM32F103CBT6

cayin35

$22

CONTACT SELLER SEE ON EBAY

cayin35

$22

DESCRIPTION

Description

1 Channel Relay Module SMS GSM Remote Control Switch SIM800C STM32F103CBT6 for Greenhouse Oxygen Pump

Description:
This GSM smart power switch that allows users to remotely turn on/off any connected appliances by app Android and iOS eWeLink via GPRS network. User can use GPRS network to control connected appliances. Users can apply the wireless switch to modern agriculture like greenhouse light control, watering machine, oxygen pump. They can also apply the smart switch to pet feeding control, server room control, roller shutter, etc.

Voltage:6V-18V, when using 6V Power supply, the current need above 1.5A
Relay interface: Using 250V 10A relay, you can directly operate most of the electrical appliances on the market.
SIM Card Socket: Insert SIM card when system powered off. (In China, please use mobile or Unicom card).
LED interface: There are three LED lights named D3 D5 D6 (D5 is close to the positioning hole, D6 is close to the antenna interface). LED indicator state corresponds to the equipment working conditions are as follows, each column is one state.

Mode configuration: Format: *code*$00000N $, N=1, 2, 3, 4. If you want to set this controller work at 1 mode, send the SMS: *123456*$000001$. The device will reply, content is: SYS Mode: 1 Set OK!

Command:
Relay On command: CMON, after successful setup, the device will reply SMS is: ON Set OK! For example, send the SMS: CMON. Relay status will be saved.
Relay Off command: CMOF, after successful setup, the device will reply, SMS Content is: OFF Set OK! Send the SMS: CMOF. Relay status will be saved.
Relay on for only 1-2 second command: CMDD, After successful setup, the device will reply, SMS Content is: Dian Dong Set OK! For example, send the SMS: CMDD. Relay status will not be saved.
Relay on for 1-99 minute command: CMSEONTIME(2 bit time), after successful setup, the device will reply, SMS Content is: ON Set OK! TIME ** MIN! The timing range is 1-99 minutes. If you want to control Relay On for 1 minute, send the SMS: CMSEONTIME01. Relay status will not be saved.
System status query instruction: CMCH. For example, sends the SMS: CMCH

Remote control: You can control your home devices even if you are in the office.

Application
Farmland irrigation
Greenhouse
Server room
Pet feeding
Oxygen pump
Roller shutter

Package Includes: 1PCS

Payment Mathord
Returns Policy
About Feedback

Payment Mathord

1. PayPal payment accepted only.

2. Items will be shipped to your eBay address. Please make sure it is correct.

3. Payment must be received 4 days after auction ended.

Returns Policy

1. Customer satisfaction is our top goal. We believe our items are so outstanding. All products are quality checked. They are new and in good condition when shipped to our customers. We are convinced you will be happy with your Purchase.

2. If product is defective or damage upon arrival, or wrong product shipped, please contact us immediately. Returns accepted within 14 days of delivery date and item must be in original new condition, not worn or altered in any way with attached tags & wrap. Otherwise deal is final. Return shipping must be paid by buyer.

3. Please contact us first if you have any problems/questions/concerns. We will be happy to resolve any issues you may have in a cordial and friendly manner.

4. We appreciate your Postive Feedback, and will do the same in return. DO NOT leave negative feedback without first communication with us. Please allow max 2 business days for us to response.

About Feedback

When you satisfied with our product and services please leave us positive feedback.

If a problem occurs, contact us immediately with any email request. Just contact us using the " Ask the seller a question" link on eBay.

On 07-Apr-22 at 10:58:29 BST, seller added the following information: