Tangem provides secure, self-custodial hardware wallets and wearable crypto rings, allowing users to safely manage thousands of digital assets offline without batteries.
Tangem is a Swiss-based technology company specializing in highly secure hardware wallets for cryptocurrency storage. Their innovative products, including card-shaped wallets and the world's first ring-shaped hardware wallet, allow users to store, buy, swap, and manage over 6,000 digital assets securely offline. Powered by CC EAL6+ certified Secure Element chips and utilizing NFC technology, Tangem devices offer complete independence from cables, batteries, and computers.
By prioritizing self-custody and ease of use, Tangem ensures that private keys are generated and stored directly on the device, with smart encrypted transfers to backup cards. Designed for the modern investor, Tangem products combine cutting-edge technology with robust everyday durability.
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Enable NFC on your smartphone, remove any thick phone cases, and place the ring close to the phone's NFC antenna area. Hold it steady until the scan completes.
No, Tangem wallets and rings operate via passive NFC technology and do not require any batteries or charging cables.
Tangem sets include secure backup cards. During the initial setup in the Tangem app, you can seamlessly link these backup cards to your wallet using an encrypted transfer.
Ensure NFC is turned on and no metal objects are interfering. If it still fails, try restarting the Tangem app and your smartphone.