5V/12V 1 2 4-Channel Relay Module With Photocoupler Used In Arduino Raspberry Pi

Description

Best selling in 2021relay 5V/12V 1 2 4 6 8-channel relay module with photocoupler Used in arduino Raspberry Pi

Purchase  Notes

The logistics methods that can be sent in
our shop include Rookie Super Economy, AliExpress Standard
Shipping, Yanwen Economy and so on. If you choose the economical mode of transportation, some
countries will delay receiving packages during the peak logistics season. If
you cannot accept the delay, then please choose air mail for faster
transportation and protection. The logistics of the overseas section of
Cainiao Economy is generally not updated, and you need to pick up
the package at the post office Please choose the appropriate logistics
transportation method according to your needs.

We provide customized services and more
priority services. When you need more quantity and customized solutions, you
can contact me. You will get discounted
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Buying Tip:

When you receive the product, the product
appears fine scratches, broken needles, bent needles. I do not
accept your dispute if it does not affect the use. If you do not agree, please
do not buy in this store. Of course, if you accept this delicate product
situation, under reasonable circumstances, when we avoid disputes, I will be
able to offer you some discounts on yournew order.

Happy shopping!

1  Channel:

The new 5V /12V Relay Module

Can be used as microcontroller development board module can be used as home appliance control
5 V-12V to TTL control signal
The control signal DC or AC, 220V AC load can be controlled.
There is a normally open and one normally closed contact
A power indicator light
A control indicator, pull off, disconnect does not shine
Transistor drive to increase the relay coil control pins high impedance.
The control pin has a pull-down circuit to prevent malfunction relay vacant

2  Channel:

The new 5V /12V Relay Module

Can be used as microcontroller development board module can be used as home appliance control

5 V-12V to TTL control signal

The control signal DC or AC, 220V AC load can be controlled.

There is a normally open and one normally closed contact

A power indicator light

A control indicator, pull off, disconnect does not shine

Transistor drive to increase the relay coil control pins high impedance.

The control pin has a pull-down circuit to prevent malfunction relay vacant

4  Channel:

The new 5V /12V Relay Module

Can be used as microcontroller development board module can be used as home appliance control

5 V-12V to TTL control signal

The control signal DC or AC, 220V AC load can be controlled.

There is a normally open and one normally closed contact

A power indicator light

A control indicator, pull off, disconnect does not shine

Transistor drive to increase the relay coil control pins high impedance.

The control pin has a pull-down circuit to prevent malfunction relay vacant.

If need more parts Pls click

and submit the order.If you need more quantity,Pls contact us. If you mind the price,If some parts can not find out in my store,Pls contact us,we still have many parts don't published.

We will send the  latest version of product, the upgraded function. It may has different shape or color. If you can't agree, pls don't buy.

Please don't open dispute and leave any bad feedback, if you have any question, feel free to contact us,we will give you satisfactory answer. Hope you understand us, thank you in advance.

When you place an order, please choose a shipping method and pay for the order including the shipping fee. We will send the itemswithin 5 daysonce your payment is completed.

We do not uarantee delivery time on all international shipments due to differences in customs clearing times in individual countries, which may affect how quickly your product is inspected. Please note that buyers are responsible for all additional customs fees, brokerage fees, duties, and taxes for importation into your country. These additional fees may be collected at time of delivery. We will not refund shipping charges for refused shipments.

The shipping cost does not include any import taxes, and buyers are responsible for customs duties.

All order will ship out in 1-5 buiness after payment verify .Pls wait in patient.

China Post mail is not fast , Usally need 15-60days arriived.If in urgent .Pls choose DHL/ Fedex/EMS.We can write low value for cutomer if in need!

China Post Ordinary Small Packet Plus just can track to the domestic of our country,but it not effect your receiving.

If you want your products and don't want to waste your time, pls choose China Post Registered Air Mail. If you choose China Post Ordinary Small Packet Plus and the package is lost. We will prove you we send the package and we only can refound 50. This is your choose,We all have to take risks. If you can't agree, pls don't buy.

China Post Ordinary Small Packet Plus and China Post Registered Air Mail all can track inwww.17track.net/en/

Please do not raise disputes and leave any bad feedback. If you have any questions.please feel free to contact us.we will give you a satisfactory answer. Hope you can understand us. thank you in advance.

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If you have any questions about our products or services, please contact us before leaving negative feedback. We will do our best to solve any problems for you and provide you with the best customer service.