Revolutionary Upgrade:A completely new upgrade! This is a revolutionary change. You can change the password directly on the panel without having to disassemble the lock. Avoid the complicated process of disassembling and installing the lock to prevent forgetting the password. This upgrade greatly improves the previously less-than-ideal situation when using a outdoor keyless gate lock and brings you lasting convenience.Reminder: Duplicate numbers cannot be set in the password. The correct unlocking method: 1. Press the C key to reset before entering the password. 2. Then enter the correct password. 3. Press the joystick to unlock. 2-3/8'' and 2-3/4'' Adjustable DeadlatchWe offer adjustable deadlatch for 2-3/8 in and 2-3/4 in, which can be adjusted to 2-3/8 in or 2-3/4 in according to your needs to meet different needs.More Durable and Waterproof Stainless steel mechanical keyless entry door lock is made of high quality zinc alloy material, matte anticorrosive surface treatment is not only beautiful, waterproof, sun protection, rust performance is also greatly superior to other materials, can be used for outdoor or wet places.Password Setting and Unlock : Reminder: Duplicate numbers cannot be set in the password. The correct unlocking method: 1. Press the C key to reset before entering the password. 2. Then enter the correct password. 3. Press the joystick to unlock.Comprehensive After-sales Service: If there is a problem with the latch/lock tongue you can watch the Handling of latch Issues video first.What you have purchased is not just a product, but also our complete after-sales service: you trust me, I will give you a satisfactory experience. If you are not satisfied, we will solve the problems you encounter.