What Kind of Environment Will My KeepKey Work In? Drew Dapp October 09, 2018 15:31 Updated Follow KeepKey will function in any environment with temperatures from 23°F to 122°F (-5°C to 50°C). Related articles What Client and Firmware Version Am I Using? How to Update your KeepKey Client App and Firmware ERC-20 Token Support Is it Safe to Take KeepKey Through Airport Security? Bitcoin Cash (BCH) Fork Comments 0 comments Article is closed for comments.