HyperOTP Pro for AWS GovCloud (US) is a hardware two-factor authentication (2FA) token designed exclusively for use with AWS GovCloud (US) accounts. The device uses the OATH standard time-based one-time password (TOTP) algorithm to generate 6-digit OTPs at 30-second intervals. It is housed in a key fob form factor and features a physical button and a large LCD display screen with countdown bars to indicate the remaining validity window of each OTP. This product is limited to compatibility with AWS GovCloud (US) only and is not intended for use with other AWS regions or services. It is available for purchase through Amazon (US) or via a direct order form from Hypersecu, which requires a verifiable company email address and ships to physical addresses only (no P.O. Boxes).