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Welcome to our store!

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Registered mail (Posts), table based cost.
DHL Express service, fixed cost at 42.00 USD per order.
DPD, fixed cost at 22.00 USD per order.


Credit Cards, we accept Visa, MasterCard, Maestro
Paypal, you can place the order directly via our web shop
Wire transfer, please contact with us for Proforma-Invoice

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For EU Customers

All prices are WITHOUT VAT 20.00%

If you are located in EU and your company has valid VAT number we will reduce the VAT charge AFTER you make the order as our site does not support online VAT number validation. We do it as partial refund. You can use this online tool for VAT validation:

DAE USB Relays - Android app

DAE USB Relays is Android app for controlling all our USB Relay boards.


Android app on Google Play



Quick links


General overview


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Current version download

Android app on Google Play

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List with currently supported denkovi devices

All devices from this category: but only USB 4 Relay Board with sensor is not supported yet!

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Please note the boards can not work without host device (phone in that case).

Firstly you have to connect the board and save it to the app database.

The app will ask you to select the model from the list: USB4, USB8 or USB16 relay board.

After that the board will be listed in the menu on the left:

Select the board and control it from the buttons.


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