KeepKey is part of ShapeShift and an excellent hardware wallet for advanced security and privacy purposes, which operates based on an OLED display, a confirmation button and a chrome browser extension. The device is currently priced 129 US dollar.
- advanced security and privacy
- private keys stored only on the device
- offline storage of recovery seed (backup)
- transactions are completely safe even when initiated on a vulnerable computer
- comparable hardware wallets support more cryptocurrencies and tokens
- does not support two factor authentification