2.1 inch Epaper Electronic Bluetooth Price Tag Screen Label Module 433MHz RF

Note: the Bluetooth version only supports Android phones. very important to us. We will be happy to resolve. All products are quality checked. They are new and in good. issues if we do not know about them!

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2.1 inch Epaper Electronic Bluetooth Price Tag Screen Label Module 433MHz RF

2.1 inch Epaper Electronic Bluetooth Price Tag Screen Label Module 433MHz RF

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