Stack on 14 Safe Lock Replacement -Fireproof Safe Lock Boxes Swing Left Handed 2 User Codes Reset (Manager) Code User Codes can be 1 digit to 8 digits Pair of keys can also open lock Wrong Try Penalty Lock Out (1 minute) Enable/Disable User Codes Single 9V battery operation Dual handed Swingbolt Lock Body Item NO.-I-019 Code Length:6 digits Weight:About 0.6kg Static current: 10u A Power Supply:One 9V Alkaline battery (not included) Battery low voltage: 4.6 +-0.3V Working humidity: (max) 90% Bolt type: Swing bolt Motor-Driven Zinc Alloy bolt and internal moving parts Actuation time: 5 s Finishing:Satin Chrome Application:Large safe, Vault Colour:black Material:Zinc alloy Package Contents: 1 x Keyboard 1 x Controller 1 x Lock Body Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.