LEO-D31 - 2.9" ePaper Display with Sub-1GHz communication

LEO-D31 - 2.9" ePaper Display with Sub-1GHz communication

  • 2.9" ePaper display with black, white, and red ink 2.9" ePaper display with black, white, and red ink
  • Sunlight-readable display with 180-degree viewing angle Sunlight-readable display with 180-degree viewing angle
  • Supports data transmissions via NFC Supports data transmissions via NFC
  • Battery supports operation for 5 years (10 updates per day) Battery supports operation for 5 years (10 updates per day)
  • Cableless design ensures quick installation Cableless design ensures quick installation
  • Display tags for roaming and location positioning applications Display tags for roaming and location positioning applications
  • Equipped with a display fastener for various fixed solutions Equipped with a display fastener for various fixed solutions

LEO-D31 -2.9" ePaper Display with Sub-1GHz communication

For further descriptions see data sheet

  • iRetail
    Application: iRetail
  • Intralogistics
    Application: Intralogistics
  • Industriell Production
    Application: Industrial Production

2.9" ePaper Display with Sub-1GHz communication

LEO-D31 is an ePaper display that represents a new generation of environmentally friendly products. Designed to replace printed paper, the LEO-D31 ePaper display is a low-power information display solution equipped with Sub-1GHz communication that allows the display content to be synchronously updated. The embedded Sub-1GHz protocol offers excellent signal penetration for long-range transmissions and supports roaming for positioning applications. Moreover, with its minimal power consumption, the LEO-D31 ePaper display is ideal for IoT applications, such as factory storage, hospital medicine cabinets, and UD carts.



  • 2.9" ePaper display with black, white, and red ink 2.9" ePaper display with black, white, and red ink

    • Display size: 2.9"
    • Display: 66.9 x 29.06 mm (2.63 x 1.41 in)
    • Colors: black, white and red


  • Sunlight-readable display with 180-degree viewing angle Sunlight-readable display with 180-degree viewing angle

    • Resolution:  296 x 128 pixels 
    • DPI: 112
  • Supports data transmissions via NFC Supports data transmissions via NFC

    • Protocols: Proprietary Sub-1GHz ISM band
    • Frequency: 868 MHz/915 MHz
  • Battery supports operation for 5 years (10 updates per day) Battery supports operation for 5 years (10 updates per day)

  • Cableless design ensures quick installation Cableless design ensures quick installation

    • Dimensions: 92.6 x 45 x 10.3 mm (3.65 x 1.77 x 0.41 in)
    • Weight: 50 g (0.01lb)
  • Display tags for roaming and location positioning applications Display tags for roaming and location positioning applications

  • Equipped with a display fastener for various fixed solutions Equipped with a display fastener for various fixed solutions

Our Datasheets for Download

LEO-D31

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LEO-D31