Everything you need to know about Waveshare ESL e-paper, the electronic displays for smart labels

  • Advanced Connectivity: They include Bluetooth 5.1 and NFC connectivity for remote and local updates.
  • Long duration: Integrated battery that lasts up to 5 years with ultra-low consumption.
  • Versatile design: Available in different sizes and colors to suit multiple applications.
  • Cloud Management: Support for centralized control via Waveshare cloud platform.

Waveshare ESL e-paper screen

E-paper electronic displays have revolutionized the way we visualize information in areas such as commerce, industry and the Internet of Things (IoT). Waveshare, one of the most recognized brands in this sector, has recently launched its series of e-paper displays. ESL e-paper, designed specifically for electronic shelf labels and similar applications.

These screens stand out for offering practical connectivity through Bluetooth 5.1 low energy and NFC technology, allowing for both local and remote wireless updates. By combining these features with a long-lasting battery, they are a reliable choice for projects looking to reduce energy consumption y optimize processes.

Main features of Waveshare ESL e-paper displays

Waveshare Screens Schematic

Waveshare ESL e-paper displays offer a variety of sizes and technical specifications to suit different needs. Here are some highlights:

  • Display technology: They use e-paper (electrophotographic) technology with a viewing angle of 178°, ensuring a Clear viewing from multiple angles.
  • Colors: Capable of displaying four colors: red, yellow, black and white, allowing Greater versatility in presenting information.
  • Energy sustainability: They incorporate a 1.200 mAh battery, which according to the brand can last up to five years thanks to its ultra low consumption.
  • Available sizes: From 2,13 inches to 3,5 inches, with resolutions ranging from 250x122 pixels to 384x184 pixels, adapting to various applications.

In addition, they are manufactured with a Durable ABS plastic material, making them ideal for demanding work environments where durability is key.

Practical applications and cloud support

One of the advantages of these screens is their ability to be integrated into cloud managed systems. Through the use of BLE-compatible base stations and dual-band WiFi (2,4GHz and 5GHz), users can centrally control devices, facilitating tasks such as shelf price update or asset tracking.

Waveshare Cloud Management

These screens are designed to be used in electronic label systems, price tags in stores, industrial asset tracking, and even as personalized identifiers at conferences. Their compatibility with a wide range of applications positions them as a versatile and adaptable solution.

Limitations and observations

However, these screens are not perfect. One of their limitations is the operating temperature range, which ranges from 0°C to 40°C, which may restrict its use in more extreme environments. It has also been noted that one of the variants, specifically the ESL-ePaper-2.9G display, uses Bluetooth 5.0 instead of version 5.1 present in other models, which can cause some confusion when selecting the product.

Another technical observation is that they do not use the Latest Bluetooth version 5.4, which includes native support for ESL devices. This detail could be relevant for those looking to implement more advanced standards in their systems.

Availability and prices

Kits for these displays are available on platforms such as Amazon and AliExpress. A complete package including the gateway, four displays, a power supply and mounting brackets costs around U.S. dollar 467,99 on Amazon and U.S. dollar 459,99 (plus shipping) on ​​AliExpress. It is also possible to purchase them individually or in bulk. custom packages via the official Waveshare store.

With all these features, Waveshare ESL e-paper displays represent an advanced technological solution for those looking to implement electronic label systems and efficient visualization in projects of various kinds. Whether for retail environments or industrial applications, these screens offer the perfect balance between Functionality, design and energy sustainability.


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