Megaflint Keyless Entry Door Lock Deadbolt Keypad Mechanical Stainless Steel (Pass Code + Key, Higher Security) DIY Installation

IMPORTANT ! Please be careful before you place an order ! 1. 2-3/8"(60mm) Backsets/Latche 2. Maximum applicable bore size 2-1/8 ". 3.Combination can be 4-8 digits(no repeat) and you can enter these numbers in any order to unlock it. From inside. user can open the door anytime without enter the password. 4.It will stay unlocked until the knob were turned to "lock" direction. That is perfect. Once unlocked you can come and go as needed without having to re-enter the code. Model?MKD-001 Materials?High Grade Stainless Steel 304 Product Size?5-1/2" x 3-1/4" Colour?Silver Applicable?residential homes, apartment buildings, offices, schools, hospitals, and other applications where the need to restrict access to an area. Lock type?Deadbolt Whether with key ? yes Whether with battery ? No battery required Adapter door thickness?1-3/8" (to) 2" Center distance?1-3/16"(to) 2-1/8 Lock margin?2-3/8"(to) 2-3/4" Open the door?inside and outside Easy to install No need wiring No need power installation Easy to set up combination DOES NOT LOCK AUTOMATICALLY (THIS IS A PRO OR A CON DEPENDING ON YOUR NEEDS)