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Upgrade your open-source Bitaxe or Nerdaxe with the Noctua NF-A4x20 PWM Silent Fan, engineered to deliver outstanding cooling performance with minimal noise. This 40×20 mm fan is perfect for compact builds and applications where space is limited, ensuring efficient operation without sacrificing tranquility.
SeedSigner is an innovative and secure solution for signing Bitcoin transactions without compromising your privacy. It is a completely offline transaction signing tool, as the device does not store your seed due to the absence of a secure element and is an Open Source project. You can choose between the DIY kit, which includes everything you need to assemble the device from scratch, or purchase it pre-assembled.
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