General description The Mophorn Mechanical Keyless Entry Door Lock offers a secure and convenient solution for both home and office environments. This robust, battery-free lock features a durable zinc alloy latch bolt that is waterproof and rust-resistant, ensuring long-lasting performance. Technical specifications Compatible Door Thickness: 1.4 - 2.5 in / 35-65 mm Product Dimensions: 8.3 x 5.6 x 5.9 in / 211 x 143 x 150 mm Lock Body Mounting Hole Size: 5.1 in / 130 mm, 2-Φ7 mm Door Plate Mounting Hole Size: 2.1 in / 54 mm, 2-Φ2.5 mm Product Weight: 3.75 lbs / 1.7 kg Keypad: 14 keys Lock Type: Keypad Entry Lock Latch Material: Zinc Alloy Door Plate Material: Stainless Steel Protective Gel Pad Size: 6.3 x 2.56 in / 160 x 65 mm Item Model Number: OL-209S2-BY-C-07 Installation The lock comes with all necessary screws and bolts for various door sizes, along with drill templates and a user manual for easy installation. Usage This mechanical keyless entry lock features automatic locking for