4.2 inch Passive NFC-Powered ESL Tag, No Battery, Wireless, GDN042BW
GDN042BW is a 4.2 inch NFC-powered Electronic Shelf Label, adopts novel passive NFC technology, no battery required, no more battery life trouble. 4.2 inch e-paper display, black and white, support 4 Grayscale. Use protective ABS case, beautiful and light weight, supports personalized customization. Refreshed By Smartphone, Comes With Android APP, As Easy As Swiping A Credit Card!
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Dalian Diamo Electronic Technology Co., Ltd.
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Website construction:www.300.cn jinzhou.300.cn