Industry Leading Semi Conductor Finger Print Reader Allows 360 Degree Access. No more misreads due to finger position. self learning feature allows the finger print reader to improve each time the vault is opened. The Magnum Biometric Pistol Vault (W/Shelf) features a tamper resistant spring loaded door with "Soft Stop" technology, 16 gauge heavy duty steel construction, soft egg-crate foam interior, and low battery indicator.