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About EZ Sign(TM) NFC

Instantly Update the Santek EZ Sign with a Simple NFC Scan

Easily update your EZ Sign NFC Model by choosing an image and holding your smartphone over the device for an instant update.

No charging or battery replacement required.

Supports 4-color / 2-color optimization, template creation, and preview functions

Perfect for menus, name tags, and meeting room signs.

About the App

EZ Sign NFC is the official app for updating the display of the electronic paper device “EZ Sign NFC Model” using your smartphone.
Create your own images or text and upload them simply by holding your phone close to the device.

Once displayed, your content stays visible without any power source.

How to Use (Step by Step)

Step 1: Open the App
Select your EZ Sign model.
You can change the interface language from the “Global” icon.

Step 2: Choose a Template
Select from Standard, Default, or Custom templates.
Custom templates let you freely adjust the layout and save designs for future use.

Step 3: Create Your Design

Text: Add text or emojis, choose colors, layout, and backgrounds (supports 2-color / 4-color depending on the model).

Image: Import from your photo library, crop, apply filters, or take a photo with the in-app camera.

Freehand: Draw freely with your finger and adjust line thickness.

Step 4: Preview
Tap the “Eye” icon to preview your design in Pure Color or Dithering mode.
Save completed designs from the “Library “ icon.

Step 5: Upload
Hold your smartphone close to the EZ Sign device until the upload completes.
The displayed content will remain visible without power.

Estimated Update Time

2-Color Model: approx. 3 seconds

4-Color Model: approx. 30 seconds

Key Features

One-tap NFC update (with history and resend options)

Integrated editing tools for text, images, and freehand drawings

Optimized for both 2-color and 4-color models

Brightness & contrast adjustment

Template saving, reuse, and preview functions

Permissions & Privacy

NFC: Used to write data to the EZ Sign device.

Photo Library: Used to import and save images.

This app does not collect any personal information.
All image processing is done locally on your device.