🔐 Lock your crypto legacy in fireproof steel—because your keys deserve bulletproof backup.
The imKey S1 is a premium stainless steel crypto seed phrase storage solution designed for professional cold storage. It supports BIP39 12/18/24-word mnemonic phrases with laser-engraved, fireproof, waterproof, and corrosion-resistant plates. Its thicker design and secure tightening system ensure your seed phrase stays perfectly intact and hacker-proof, making it the ultimate physical backup compatible with Ledger, Trezor, and KeepKey wallets.
| Brand | imKey |
| Product Dimensions | 4.13"D x 0.24"W x 2.36"H |
| Lock Type | Key |
| Color | S1 |
| Material | Stainless Steel |
| Special Feature | Fireproof, Waterproof |
| Mounting Type | Wallet Mount |
| Included Components | Screws |
| Item Weight | 0.4 Pounds |
| Water Resistance Level | Waterproof |
| Manufacturer | IMKEY Co., Ltd |
| Part Number | HeirBOX S1 |
| Item Weight | 6.4 ounces |
| Item model number | Crypto Seed Storage |
| Size | 4.13 x 0.24 x 2.36 inches |
| Style | HeirBOX S1 (Seed Phrase Storage Box) |
| Special Features | Fireproof, Waterproof |
| Batteries Included? | No |
| Batteries Required? | No |
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