Gun Vault MultiVault Biometric: Uses biometrics, specifically fingerprint recognition, to access the safe contents. A high-performance algorithm is used to achieve speedy identification of enrolled fingerprints; and at the same time has a very low False Reject Rate (FRR) for a given False Accept Rate (FAR). Tamper-proof, spring-loaded door. Battery power supply lasts 1 year under normal conditions. Blinking low-battery light. Mounting gear included. Interior courtesy light. Power connection jack for external AC or DC power supply (adapter included). Audio and LED low battery warning. Measures 10.1" w x 7.9"h x 14"d. Weighs 14lbs. Guns, Jewelry, Knives, Money, etc. shown with the safes are for display purposes only. They are not included with the safes.