Durable: zinc alloy outer case chrome with plated surface treatment, effectively resisting violent damage.Stainless steel internal fittings. Suitable for Door Thickness: Approx. 10-60mm/0.4-2.4in. Center Distance of Bolt: Approx. 20mm/0.8in. Easy to operate: Needs no key or card, batteries are not required. Unlock by push-button code. Change your code whenever you like.. 1-11 digits password combination: Sensitive password keys for easy operation. Users can set 1-11 digits non-repetitive password combination.No need to press password in order. For example, if the password is "Y123Y", users can also press "123Y" to unlock.. Reset function & application: When you press the wrong password, press the reset key first and then enter the correct password to unlock. Our door lock can be used in apartment, Home, Villa, Office, Hotel, sliding door in kitchen, balcony, etc. Note: Our mechanical coded door lock is suitable for left and right swing doors. Sliding glass doors are not suitable for use, because pure glass doors cannot be installed with holes. If they must be used on sliding glass doors, the door must have a door frame..
