Kelvin Wallet will be sold & shipped globally. (Rate will be different based on distance.)
We accept direct payment using Ether (ETH), Bitcoin (BTC), PayPal, Visa, Mastercard, American Express and other major credit cards.
KelvinWallet come with 1 year limited warranty internationally.
If the KelvinWallet you received is DEAD ON ARRIVAL, please immediately write an e-mail within 72 hours to for FREE replacement of your KelvinWallet.
Quantum-safe OS for long-term secure
Quantum-safe digital signature scheme.
Large Screen with 3 buttons
Compact design with big display loaded with fully customized font. Carefully placed hardware buttons, feels just like a handheld console.
Security Chip for 30 years life
Private keys never leave the device and are protected by a CC EAL5+ secure element, locked by your PIN, with sophisticated countermeasures against various kinds of physical attacks.
Dimension & Weight:
Size: 70mm x 40mm x 10mm
Screen: PMOLED 1.54 inch, 128x64
CPU: ARM Cortex-M4 processor
Certification Level: CC EAL5+
Chips: ST-SAFE-J100 (secure) + STM32F41 MCU
Working Temp.: 0°C ~ 45°C
Compatibility & Connector:
Desktop: Windows, macOS & Linux
Connection: USB Type-C
Power Input: 5V/1A
No Battery Required
16 July 2019
KelvinWallet is awesome product I have ever seen. The device have top level security design with many modern crypto-algorithm. The wallet UI design is simple and clear than the other products in the market. I love it.
23 May 2019
User friendly interface, large screen and fast response!
Compare with other cold wallet, now I just spend 1/2 time to make a transaction.
It’s definitely the best wallet of the year!!