---
product_id: 589796333
title: "4.2inch Passive NFC-Powered e-Paper No Battery Wireless Powering and Data Transfer Fast Refreshing 400×300 Black/White Color E-ink Display"
brand: "coolwell"
price: "AED 402"
currency: AED
in_stock: true
reviews_count: 2
url: https://www.desertcart.ae/products/589796333-4-2inch-passive-nfc-powered-e-paper-no-battery-wireless
store_origin: AE
region: United Arab Emirates
---

# Battery-free NFC power 4.2-inch crisp display Fast wireless refresh 4.2inch Passive NFC-Powered e-Paper No Battery Wireless Powering and Data Transfer Fast Refreshing 400×300 Black/White Color E-ink Display

**Brand:** coolwell
**Price:** AED 402
**Availability:** ✅ In Stock

## Summary

> ⚡ Power Up Your Labels, Wirelessly and Effortlessly!

## Quick Answers

- **What is this?** 4.2inch Passive NFC-Powered e-Paper No Battery Wireless Powering and Data Transfer Fast Refreshing 400×300 Black/White Color E-ink Display by coolwell
- **How much does it cost?** AED 402 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ae](https://www.desertcart.ae/products/589796333-4-2inch-passive-nfc-powered-e-paper-no-battery-wireless)

## Best For

- coolwell enthusiasts

## Why This Product

- Trusted coolwell brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Instant Content Updates:** Refresh your display in seconds using just your NFC-enabled smartphone or reader—no tech hassle required.
- • **Plug & Play Android App:** Update on the go with an intuitive app as simple as swiping a credit card—perfect for busy professionals.
- • **Effortless Wireless Power:** Say goodbye to batteries and cables with innovative passive NFC technology powering your display seamlessly.
- • **Versatile Labeling Solution:** Ideal for retail, inventory, and event management, making your workspace smarter and more connected.
- • **Ultra-Crisp 400×300 Resolution:** Experience sharp, clear black-and-white visuals that elevate price tags, asset labels, and conference badges.

## Overview

The 4.2-inch NFC-Powered e-Paper display leverages cutting-edge passive NFC technology to deliver a battery-free, wireless, and fast-refreshing black-and-white e-ink screen at 400×300 resolution. Designed for seamless updates via NFC-enabled smartphones and an easy-to-use Android app, it’s perfect for dynamic labeling in retail, asset management, and events—eliminating wiring clutter and battery worries for the modern professional.

## Description

Overview 4.2inch NFC-Powered E-Paper Adopts Novel Passive NFC Technology No Battery Required, No More Battery Life Trouble Wireless NFC-Powered Display Refreshing No Messy Wiring, Stable Operation, Fast Refreshing How It Works To Refresh The Display Content, Use A Smart Phone With NFC Function, Or An NFC Reader, Close To The E-Paper For Both Wireless Powering And Data Transfer Feel The Magic Comes With Android APP, As Easy As Swiping A Credit Card Application Examples Suitable For Price Tags, Asset/Equipment Tags, Shelf Labels, Conference Name Tags... PACKAGE CONTENT 1. 4.2inch NFC-Powered e-Paper x1 2. Double-sided foam tape x2

Review: I am so impressed by this device! Easy to use, everything I was expected! Will buy more for sure! Kudos
Review: Funktioniert gut mit China-Handys, Samsung war etwas zickig. Die App ist sehr günstig vom Praktikanten zusammengeklickt. Das Display ist jedoch ein absoluter Hingucker.

## Features

- 4.2inch NFC-Powered E-Paper: Adopts Novel Passive NFC Technology; No Battery Required, No More Battery Life Trouble
- Wireless NFC-Powered Display Refreshing: No Messy Wiring, Stable Operation, Fast Refreshing
- Application Examples: Suitable For Price Tags, Asset/Equipment Tags, Shelf Labels, Conference Name Tags...
- How It Works: To Refresh The Display Content, Use A Smart Phone With NFC Function, Or An NFC Reader, Close To The E-Paper For Both Wireless Powering And Data Transfer;Comes With Android APP, As Easy As Swiping A Credit Card
- Download resources: www.waveshare.com/wiki/4.2inch_NFC-Powered_e-Paper

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0826XYD84 |
| Additional Printer Functions | Print Only |
| Best Sellers Rank | 165,018 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 2,661 in Monitors |
| Box Contents | 4.2inch NFC-Powered e-Paper, Double-sided foam tape x2 |
| Brand Name | coolwell |
| Color Depth | 1 bpp |
| Colour | White |
| Compatible Devices | Smartphones |
| Control Method | App |
| Controller Type | Android |
| Customer Reviews | 4.5 4.5 out of 5 stars (6) |
| Display Type | e-Paper |
| Dual-sided printing | Yes |
| Duplex | Simplex |
| Hardware Interface | USB |
| Ink Colour | White |
| Item Weight | 0.06 Kilograms |
| Manufacturer | Waveshare |
| Maximum Copy Resolution Black and White | 400 dpi |
| Maximum Copy Resolution Color | 400 dpi |
| Maximum Print Resolution Black and White | 400 dpi |
| Maximum Sheet Capacity | 1 |
| Maximum Supported Paper Size | 107.95mm x 152.4mm |
| Maximum print Resolution Color | 400×300 dpi |
| Model Name | NFC-Powered e-Paper |
| Model Number | NFC-Powered e-Ink |
| Model Series | NFC-Powered |
| Network Connectivity Technology | NFC |
| Number of Drivers | 2 |
| Number of Trays | 1 |
| Other Special Features of the Product | NFC Technology |
| Output sheet capacity | 1 |
| Paper Size | 4.2 inches |
| Print media | Labels |
| Printer Output Type | Monochrome |
| Printer Resolution Vertical in Black and White | 300 Centimeters |
| Printer Type | e-Paper |
| Processor Count | 1 |
| Resolution | 400 x 300 |
| Specific Uses For Product | Label/Tag Printing |
| Total USB 2.0 Ports | 2 |
| Total USB Ports | 2 |
| UPC | 732376134330 732376134347 778365986986 765390108445 |

## Product Details

- **Brand:** coolwell
- **Colour:** White
- **Connectivity technology:** NFC
- **Controller type:** Android
- **Item weight:** 0.06 Kilograms
- **Maximum Supported Paper Size:** 107.95mm x 152.4mm
- **Model name:** NFC-Powered e-Paper
- **Printer output:** Monochrome
- **Printing technology:** e-Paper
- **Special feature:** NFC Technology

## Images

![4.2inch Passive NFC-Powered e-Paper No Battery Wireless Powering and Data Transfer Fast Refreshing 400×300 Black/White Color E-ink Display - Image 1](https://m.media-amazon.com/images/I/51qCZc2HSUL.jpg)
![4.2inch Passive NFC-Powered e-Paper No Battery Wireless Powering and Data Transfer Fast Refreshing 400×300 Black/White Color E-ink Display - Image 2](https://m.media-amazon.com/images/I/61I4Egg3WUL.jpg)
![4.2inch Passive NFC-Powered e-Paper No Battery Wireless Powering and Data Transfer Fast Refreshing 400×300 Black/White Color E-ink Display - Image 3](https://m.media-amazon.com/images/I/61x8HaZO9cL.jpg)
![4.2inch Passive NFC-Powered e-Paper No Battery Wireless Powering and Data Transfer Fast Refreshing 400×300 Black/White Color E-ink Display - Image 4](https://m.media-amazon.com/images/I/51p0h9GDqHL.jpg)
![4.2inch Passive NFC-Powered e-Paper No Battery Wireless Powering and Data Transfer Fast Refreshing 400×300 Black/White Color E-ink Display - Image 5](https://m.media-amazon.com/images/I/51EoRfRorkL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by L***T on 2 February 2024*

I am so impressed by this device! Easy to use, everything I was expected! Will buy more for sure! Kudos

### ⭐⭐⭐⭐⭐ Review
*by M***O on 20 September 2025*

Funktioniert gut mit China-Handys, Samsung war etwas zickig. Die App ist sehr günstig vom Praktikanten zusammengeklickt. Das Display ist jedoch ein absoluter Hingucker.

## Frequently Bought Together

- 4.2inch Passive NFC-Powered e-Paper No Battery Wireless Powering and Data Transfer Fast Refreshing 400×300 Black/White Color E-ink Display
- Waveshare 1.54inch NFC-Powered e-Paper No Battery Wireless Powering and Data Transfer (Pure White Case)
- IBest 2.13inch Passive NFC-Powered e-Paper Black/White e-Ink Display, No Battery Required, Wireless Powering and Data Transfer,Refreshed By Smartphone

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**Shop now:** [https://www.desertcart.ae/products/589796333-4-2inch-passive-nfc-powered-e-paper-no-battery-wireless](https://www.desertcart.ae/products/589796333-4-2inch-passive-nfc-powered-e-paper-no-battery-wireless)

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*Product available on Desertcart United Arab Emirates*
*Store origin: AE*
*Last updated: 2026-05-12*