YYjop Mechanical Door Lock, Mechanical Code Lock, Keyless Entry Lock Set Latch Lock 2-3/8 inch and 2-3/4 inch,Suitable for Garage/Hotel/Office/Studio/Warehouse/File Archives, FITS FOR SIZED 2-3/8'' and 2-3/4'' DOOR HOLES: This door lock equiped 2 latch(2-3/8'' & 2-3/4''). Applicable for doors or gates 1 3/8” to 3.1” thick, works with both left and right handed doors. Used for wooden door but not for glass door.We Do Not Recommend Installing on Doors with Old Holes. Please Read the Dimensions in the Picture and Check the LENGTH of DOOR HOLE Carefully., SECURITY KEYLESS: No need to carry the keys anymore,very easy to unlock by entering password,experience the freedom of keyless convenience.Spring-loaded push button keys provide more than 8000 possible combinations, tested and rated for more than one hundred thousand presses. Change the combination easily with included accessories., BUILT TOUGH, EASY TO SANITIZE SATIN CHROME SURFACE: Constructed of zinc alloy, each lock is polished with a satin chrome finish that offers the best performance indoors or outdoors. Surface repels grease and moisture and is easy to clean or sanitize.Triple plating process, strong corrosion resistance, waterproof and rust-proof., SUITABLE FOR ALL ARES：For professional commercial office buildings, Airbnb / vacation rental, or main residence. Suitable for apartment gates, parking garages, storage areas, or secured access areas., EASY TO OPERATE: Mechanical keyless door lock Needs no key or card, batteries are not required. Package included install instruction.Just be free to contact us for any problem in installing,and we will solve it in time., ,