The Mechanical Code Lock Is Made Of Zinc Alloy, Solid, Precise, Safe And Durable. Tongue Center Distance: Standard 60 Mm (Option 70 Mm); Panel: 14.2 X 4.4 X 7Cm / 5.59 X 1.73 X 2.76Inch (Approx. Lock Body: Approx. 14.2 X 4.4 X 6.4Cm.It There Is Only One Set Of Passwords, And The Digits Are Not Repeatable.For Example, If The Password 123456 Is Set To 231456, It Can Be Opened.1-Combination Number Padlock 11 Digits. The Recommended Password Is Set To 4-6 Digits. With Screws And English Manual, Easy To Install. Applicable Door Thickness: 30-60 Mm Applicable Type: Interior, Exterior Of The Door.Suitable For Office Doors, Interior Doors, Rental Doors, Composite Doors Or Anywhere Else Keys Won'T Fit.Warranty: You'Re Backed By Our Performance Assurance.If You Have Any Issues With Your Product, Simply Contact Customer Service For Service, Parts, Replacement Or Refund. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!