Two included RFID tags can be selectively programmed to open this safe and any other RAPiDA(R) Safe you own. Features: Excellent starter unit to RAPiDA(R) Safe technology. Fast, dependable touch-free entry offers convenient access to handguns and valuables. Heavy duty tamper-proof steel construction. Three entry methods: Patented RFID reader, access code, mechanical key. Pre-drilled for permanent mounting. Ideal for use in drawers. Specifications: Exterior: 13.1" x 11.0" x 3.9" Interior: 10.6" x 7.8" x 3.3" Weight: 15 lbs.