Samsung SHS-1321 EX DIgital Rim Lock Aesthetic Design: Door lock's compact and slim design adds more beauty to the interior of the entrance area Double the Security with Automatic Locking and Double-lock Features 6 KeyTags included: 2 Keychain Type, 2 Sticker Type, 2 Card Type Full English Manual: User Manual, Installation Manual, Installation Template Guide Applicable Door Thickness: 36-80 mm