1 Channel KY 019 5V Relay Module for Arduino AVR Pic Good Qu_传感器_类别分类_产品

1 Channel KY 019 5V Relay Module for Arduino AVR Pic Good Qu

服务费用：物流费物流费物流费调试安装费
发货时间：24小时（有货状态）

点击定制确认订单支付费用 24小时发货

Welcome to our company store!

Make by ourselves.Make sure the quality.

The part number: 603-0029

Description：

5V relay
Can be use for MCU
TTL control signal is 5V-12V
It can control AC or DC.can connect to 220VAC loader
One OP and one ON
Power apply indicator
Control indicator

Package list:

1 pcs KY-019 5V Relay Module

Note:

1.This module is the host. It can only match with the HC06 slave. It can not match with the host and computer mobile phone device.

2.It can match with the slave automaticly. When you connect the power supply next time,it can only match with the previous slave. If you want it match with other slave, the KEY pin should input at least 100ms high level pulse.

3. It can not be searched by other Bluetooth devices.

4. It’s invalid to modify the name instruction.

Package list：

5pcs Bluetooth RF Transceiver Module

Feedback

We are doing our best to ensure items’ quality and our service.

So if you have any problem, please do feel free to contact us before leaving feedback.

We’ll try our best to solve your problem, and improve our service.

Once your item arrives in satisfactory condition, please leave feedback for us. And we will do the same for you.

Payment

We can only accept Paypal by now and thanks for your understanding.

Shipping

1. All items will be shipped to your paypal address. Please update your latest address when you check out, and please make sure to provide us with correct, precise, and detail shipping address.

2. Most of the items will be shipped via Singapore post.

Note: We will ship your items out via Singapore Post with a tracking number for free if you purchase exceed $30. If not, and you still need a tracking number, please contact us when you place an order. For countries that are a little far away, especially South America, it is suggest that you add a tracking number for your order, in case of losing parcels.

3. All items will be shipped with 1 working days after payment received and cleared (excluding Sat, Sun & Holiday).

4. Tax: We’ll do our best to assist you to clear the goods, and the tax depends on each country’s custom.

5. If you don’t receive items over 30 business days, please feel free to contact with us. We will solve it asap.

6. Below shipping time for your reference.

(Since it is really busy season now, the post office gets so many packages to deal with every day, your parcel may be delay for a few days, Hope you can understand and be patient.)

Return & Refund

We absolutely stand behind our products. We also offer a 14 day money back guarantee should you be unhappy for any reason whatsoever. We will refund the entire cost of the item upon receipt of the returned item, not including the shipping and insurance charges. Our aim is 100% customer satisfaction!