1-10PCS 12V USB Relay 8 Channel Programmable Computer Control For Smart Home

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Product Details

The module uses HID technology, foreign trade quality, without any driver on the windows system plug and play, easy to use and simple. We provide applications and C + + source code, professional and experienced engineers to provide you professional services, patiently answer any of your questions. You can simply relaxing this module to your own projects.

Description:
1 square onboard USB interface for connection stability
2 the use of imported high-performance USB controller chip
3 Use the special relay driver chip ULN2803, relay work more stable
4 Using genuine Songle relay
5 military grade PCB board production
6 board power outlets and terminals, two kinds of access to power is flexible. After connecting the power, even if the computer off or unplug the USB from the computer, the relay can also remains set.
7. PCB size: 96.8mm * 72.2mm
8 fixing holes size: 3mm, fixing hole central moments: 92.7mm * 68mm

Package Included:

1/2/5 Pieces 12V USB Relay 8 Channel Programmable Computer Control For Smart Home

• Payment Method
• Shipping Policy
• Returns & Refund Method
  • Managed Payment. But we only Accept your Address, please Make sure it\'s 100% right.
  • Payment must be received in 5 business days of sale closing.
  • Please leave note for your special request (e.g. Colors or Size) in PayPal when you pay the order.
  • Any special request cannot be accepted after 24 hours of payment, because most of orders will be processed instantly and same day dispatched.
  Shipping Policy

  1. We only ship to the confirmed address provided by . please make sure your address is 100% matches the address you would like us to ship to. If not, please let us know before we sent you the package, or we will not be responsible for any loss. hope you could understand.
  2. Orders will be processed instantly and dispatched within 1-3 business days except hoilday, so we do NOT accept any email/message note after you place orders.
  3. All package need to wait 30 days,Please take care it.Less than 30 days,we can\'t take a refund.

  Returns & Refund Policy
  • All package need to wait 30 days(US only need 7-10 days),Please take care it.Less than 30 days,we can\'t take a refund.
  • If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please keep in touch with us and double check the return address before you return it.
  • If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.
  response

  We maintain high standards of excellenceand strive for 100% customer satisfaction!response is very important to us. We request that you keep in touch with us immediately BEFORE you give us neutralor negativeresponse, so that we can satisfactorily address your concerns.