*KeyFeatures *Gen2 Mechanical Keyless Lock: Our mechanical keyless entry door lock, with its full mechanical structure, makes it tough for thieves. There is no need for charging or batteries. Just enjoy easy installation and operation. The updated model makes changing the password a breeze, and the adjustable left and right handles provide greater flexibility. *Auto-lock and Normal Open Mode: For better home security, the lock automatically secures when the door closes. With the normal-open mode upgrade, it's a breeze for frequent entries, especially suitable for children or the elderly. When this function is activated, your password lock becomes a simple door handle. *Universal for Multiple Doors: This embedded mechanical lock comes with multiple sets of screws and spindles of varying sizes: 2.1" / 55 mm, 2.4" / 63 mm, 2.7" / 71 mm, 3.1" / 79 mm, and is compatible with door thicknesses of 1.4"-2.5" / 35-65 mm. It is suitable for courtyards, outdoor gardens, garages, storerooms, iron or aluminum doors, fence doors, etc. It is easy to install and replace. Pay attention to drilling one more hole, and the front and rear panels should have through holes. *User-Friendly Lock Replacement: The lock handles can be adjusted to be used on either side, making it flexible for use. The 2.3" / 60 mm or 2.7"/ 70mm latch bolt features a push-pull structure, allowing for direct replacement. With a large padding plate of 6.2 x 2.5 inches / 160 x 65 mm, you won't have to make a big hole for the security lock, keeping your door looking nice and tidy. *Zinc Alloy Material: The zinc alloy construction and corrosion-resistant electroplated coating make this mechanical door lock resistant to water and rust. It ensures security under various weather conditions, whether it's a freezing winter, a scorching summer, or a rainy day, extending the lifespan of your lock. ******************************************************************************************************* *Specifications Item Model Number: OL-209S2-BY-C-01 Compatible Door Thickness: 1.4 - 2.5 inch / 35-65 mm Protective Pad Size: 6.2 x 2.5 inch / 160 x 65 mm Installation Spindle (Square Root) Length: 2.1 inch / 55 mm, 2.4 inch / 63 mm, 2.7 inch / 71 mm, 3.1 inch / 79 mm Installation Screw Length: 1.5 inch / 40 mm, 1.9 inch / 50 mm Hollow Stud Length: 1.5 inch / 40 mm Material: Stainless Steel, Zinc Alloy Product Weight: 1.7 kg / 3.8 lb Product Dimensions: 8.3 x 5.6 x 5.9 inch / 211 x 143 x 150 mm ******************************************************************************************************* *Pakcage Content 1 x User Manual 1 x Door Strike Plate 2 x Widen Protective Pads (160 x 65 mm) 4 x Installation Screws 4 x Installation Spindle (Square Root) 2 x Hollow Stud (M5xM4x40 mm) 1 x Spring 4 x Cross Recessed Flat Head Tapping Screws (Wood Tooth Screw) 1 x Auxiliary Installation Hole Drilling Sticker