Happy Chinese New Year!Elecrow will be on holiday from February 14–22 (GMT+8). You may still place orders of products and
manufacturing services as usual, and we will resume production and shipping by February 25.

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Creative Idea Contest

  1. Elecrow News

    H2S-Dev Board Creative Idea Contest: Submit Your Idea & Win Free Kits!

    July 22, 2025

    Elecrow and HobbyIoT present the H2S-Dev Board Creative Idea Contest! Submit your innovative project concepts for the open-source, Arduino-compatible H2S-Dev board, a powerful LoRaWAN/Helium development platform. No purchase is required to participate. The top three best ideas will win fantastic prize packages, including free H2S-Dev boards and CrowPanel displays.

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