ESL20XL-0615801 Slam Bolt: Included Looking to make your safe a little safer? This electronic retro-fit locking device can be implemented with any AMSEC safe and will be sure to make you sleep much easier with your belongings protected even more. Features: -1 user combination with factory reset code -9V battery in keypad -15 minute penalty lockout -Slam bolt for extra security also an option -External A/C power -Control Port: turn the ESLXL20 on/off with an Access Manager, Alarm System or other device Modes: -Time delay mode, 1-99 minutes -Multi-user mode, 8 user combinations -Armored car time delay bypass mode -Dual control mode -External control mode Operating Instructions For ESL20