Includes black zinc alloy electronic panel, swing , mounting screws, motherboard, red reset button, user manual (this product requires a 9V battery and is not included in the packaging for safety reasons).This product is a combination product, please remove all old parts and use all our new parts to work properly Our fire safety locks are rugged, fire-, , provide physical protection to prevent forced entry. You can set 1 management password and up to 2 user passwords; add protection through interference codes to protect your real password. There are 3-8 digital codes when opening, which can be programmed, and 3 different colors of lights indicate different states.To replace the battery, the tag to remove the keyboard Our numeric keypad security electromagnetic lock replacement parts are suitable for home and lock boxes, , hotel , cabinet , slot Color: Black Material: Metal Package Contents: 1 x bolt locks Only the above package content, other products are not included. Note: Light reflection 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.