📝 Backup Card
📝 Backup Card
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Additional backup option for your BitBox02 – robust, intuitive & offline.
The BitBox Backup Card allows you to create a handwritten backup of your 24 recovery words (BIP39) on age-resistant special paper – including protective lamination, without the need for any additional devices.
🔐 Why an analog backup?
A secure backup is essential to be able to restore your Bitcoin wallet – for example, in case of device loss or failure.
Although the BitBox02 stores your backup on a microSD card by default, many users still prefer an additional physical backup – offline, tangible and independent of technology .
With the BitBox backup card you have the perfect solution: durable, clearly structured and future-proof.
✅ Advantages at a glance:
Compatible with the Bitcoin standard BIP39 (24 words)
Intuitive instructions directly on the map – ideal for you or third parties in an emergency
High-quality, chlorine- and acid-free fine cardboard with over 100 years of paper tradition
Includes cold lamination sleeve – protects against moisture & wear
No laminating machine required
📦 Scope of delivery:
2-part backup card (insert + envelope)
Cold lamination sleeve (self-adhesive)
Instructions with help links & QR codes
💡 Ideal for:
BitBox users who want an additional, long-lasting offline backup
HODLers & long-term investors with security awareness
Users who want to create an emergency backup for family, heirs or trustees
Split
📘 The most important terms in Bitcoin mining
Hashrate (TH/s)
Indicates how many trillion computational operations a miner performs per second. The higher the number, the more powerful.
Efficiency (J/TH)
Energy consumption per terahash. The lower the value, the more efficient the device is.
Mining pool
Merging several miners – increases yield stability, even for smaller plants.
ASIC miner
Specialized high-performance computer for mining. Optimized for maximum efficiency and continuous operation.
Halving
Every ~4 years the mining yield (BTC per block) is halved – important for long-term planning.
Heat utilization
Waste heat generated during mining can be used for heating, drying or process heat, for example.
Wallet
Digital wallet for secure storage of Bitcoin.
Difficulty
Mining difficulty – automatically adapts to the network.