Patented V.ONEsafe Guard II recognizes an enrolled fingerprint in approximately 0.1 seconds, automatically pops open for fast removal. It adds quick biometric access control while retaining physical backup options. Fast biometric release: 360-degree precise fingerprint recognition with automatic pop-open access Up to 20 fingerprints: Give trusted users their own enrolled access Unauthorized-attempt alarm: Unwanted handling can trigger an audible warning Long-life rechargeable power: Approximately 1,000 unlocks per charge or up to 10 months of standby under stated conditions Tested to IPX4 water-splash conditions. Backup access: Impact design with physical keys and a USB reset key Guard II restricts access to the trigger while correctly installed. It does not enclose or anchor the firearm and is not a replacement for a theft-resistant gun safe. Always follow local laws and the firearm manufacturer's instructions.