Waveshare 4.2 inch Passive NFC e-Paper ink Screen ESL Wireless Power Supply Communication Electronic Shelf Label
$107.15
Shipping:Standard Shipping about 10-25 business days
Secure Payment:Paypal,VISA,MasterCard
Working principle
When you need to refresh the display, you can use NFC-enabled smartphones or card readers, near the screen for wireless power supply, and refresh the display content.
Applicable scene
Shopping mall price tags, asset equipment tags, electronic shelf tags, conference name tags, etc.
Parameter
Power supply:wireless power supply
Display color:black, white
Dot pitch:0.212×0.212
Resolution:400×300
Gray level:2
Refresh time:4s (excluding data transmission time)
Display size:84.8mmx63.6mm
Dimensions:105.1mmx94.1mm
Viewing angle:>170
Package includes
1 x 4.2inch NFC-Power e-paper
1 x Double-sided foam tape
| Weight | 0.102 kg |
|---|
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