Hardware, steel backups, books, and accessories worth owning. Direct manufacturer links where it matters; Amazon links where convenience wins.
Never buy a hardware wallet from Amazon or eBay. Tampered devices have shown up in third-party listings. Buy direct from the manufacturer using the affiliate links below.
Color touchscreen, dual Secure Element, open-source main firmware. The most accessible flagship at $129.
$129 · Direct from Trezor Buy at trezor.io →Open-source TROPIC01 secure chip, 2.5-inch color screen, Bluetooth 5.0, Qi2 wireless charging, IP67 aluminum body.
See trezor.io · Direct Buy at trezor.io →The most-shipped hardware wallet in the world. Bluetooth, USB-C, ST33 Secure Element. Closed-source firmware.
~$149 · Direct from Ledger Buy at ledger.com →Curved e-ink touchscreen designed by Tony Fadell (iPod). Qi wireless charging, Bluetooth, USB-C.
~$399 · Direct from Ledger Buy at ledger.com →Bitcoin-only. QR scanner + microSD air-gap. QWERTY keyboard. Two Secure Elements. AAA-battery powered.
$249.21 · Direct from Coinkite Buy at coinkite.com →The compact Coldcard. Bitcoin-only firmware, dual Secure Elements, microSD-based air-gapped signing.
$169.94 · Direct from Coinkite Buy at coinkite.com →Swiss-made. Open-source firmware with reproducible builds. Bitcoin-only edition reduces firmware attack surface.
$175 · Direct from Shift Crypto Buy at bitbox.swiss →The newest BitBox. Adds iPhone and iPad support over USB-C plus a glass OLED display.
$205 · Direct from Shift Crypto Buy at bitbox.swiss →Open-source firmware AND hardware. Air-gapped via QR codes (no USB ever required). Removable battery.
$199 · Direct from Foundation Buy at foundation.xyz →Pen-on-paper is fine until it's not. Fire, flood, and time eat paper. Steel backups solve that for any seed you actually care about.
Solid titanium. Hammer-and-stamp construction. The most punishment-proof option in the category.
Manufacturer or Amazon Find on Amazon →Stainless steel cylinder with assembled letter tiles. Compact, secure, built for stress.
Manufacturer or Amazon Find on Amazon →Laser-engraved titanium plates. Premium build, lifetime hardware.
cryptotag.com Buy direct →Stainless steel plate from the Coldcard people. Designed for the Coldcard punch card style.
store.coinkite.com Buy direct →Tiny stainless plate. Hand-stamp punch design. Cheap and punishing-proof.
Amazon Find on Amazon →304 stainless steel. Drop-in tile design, no stamping required.
Amazon Find on Amazon →The Bitcoin canon. Each of these is the title most often cited in serious Bitcoin circles for its topic.
Andreas Antonopoulos's standard technical reference. Deep dive on protocol mechanics, keys, transactions, mining.
Print or free on GitHub Find on Amazon →Saifedean Ammous's monetary thesis. Why Bitcoin matters as money. The book that converted thousands.
Print or audiobook Find on Amazon →Yan Pritzker's short, accessible explainer. Best one-sitting introduction to how Bitcoin works.
Print or Kindle Find on Amazon →Gigi's lyrical essays on what falling down the Bitcoin rabbit hole actually feels like. Free PDF too.
Print or free on dergigi.com Find on Amazon →Jimmy Song's hands-on introduction to building Bitcoin tooling from scratch. Python.
Print or O'Reilly Find on Amazon →Jonathan Bier's first-hand account of the 2015-17 fight that defined Bitcoin's governance.
Print or Kindle Find on Amazon →Nik Bhatia's framework for thinking about money in layers. Where Bitcoin and Lightning fit historically.
Print or Kindle Find on Amazon →Paul Vigna and Michael Casey's broader survey. Useful context for Bitcoin's place in the wider financial story.
Print or Kindle Find on Amazon →The boring stuff that matters. Reliable storage, signal-blocking bags, and fireproof safes for your seed and devices.
Industrial-grade microSD for Coldcard PSBT signing and Bitcoin Core data. Built for write endurance.
Amazon Find on Amazon →Signal-blocking sleeve for hardware wallets in transit, phones, or backup devices. Blocks RF, NFC, and GPS.
Amazon Find on Amazon →Small fireproof safe for steel backups and key documents. UL-rated for one hour at 1700°F is the standard.
Amazon Find on Amazon →Hardware 2FA token. Protects exchange accounts, email, and cloud backups against SIM-swap and phishing attacks.
Amazon Find on Amazon →Reliable USB-C charging and data cable. Note: most hardware wallets ship without a USB cable.
Amazon Find on Amazon →For running a Bitcoin or Lightning node at home with Umbrel, Start9, MyNode, or RaspiBlitz.
Amazon Find on Amazon →External SSD for storing the full Bitcoin blockchain (~700GB pruned, ~1TB+ unpruned). USB-C, fast.
Amazon Find on Amazon →Numbered tamper-evident bags for storing seed-phrase paper backups. Cheap insurance against family discovery.
Amazon Find on Amazon →We're opening direct partnerships with independent steel-backup makers, Bitcoin-focused booksellers, and small node-hardware shops. If you make Bitcoin gear and ship to the US, get in touch.
Reach out: hello@btclinks.com
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