• 100% mechanical operation, no batteries or external power required, it is waterproof.
• Unlock by key code (without key or card), change the code on the back of the front lock case, the password to unlock has no order. If the password is set to 12345678, the password 87654321 can also be unlocked. Always press the "C" key before entering the code to open the lock
• Suitable for left and right sliding doors, Suitable for single and double sliding doors, Suitable for door thickness: 35 mm to 60 mm.
• Easy installation, no locking holes required, installation template included. NOTE: Before installation, make sure all parts work properly. Do not over-tighten the mounting screws, otherwise it may cause deformation and stress if operated improperly. Do not close the door before the code and locking function are confirmed beforehand.
• -Includes complete screws and English manual, Color: Silver, Packaging: 1 set/carton

Tags: digital lock, combination lock, door lock, electronic lock, keyless lock, pin code lock, home lock, office lock, door security, security lock