{"product_id":"kak-zinc-alloy-keyless-mechanical-combination-door-lock","title":"KAK Keyless Mechanical Combination Door Lock – Zinc Alloy","description":"\n\u003ch2\u003eKAK Zinc Alloy Keyless Mechanical Combination Door Lock\u003c\/h2\u003e\n\u003cp\u003eSay goodbye to lost keys forever. The \u003cstrong\u003eKAK Mechanical Combination Door Lock\u003c\/strong\u003e is a robust, keyless entry solution crafted from durable zinc alloy with an elegant electroplated silver finish. Designed for bedrooms, home offices, and furniture, this code lock provides reliable, key-free access with a fully mechanical mechanism — no batteries, no electronics, no worries.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Choose This Combination Door Lock?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompletely Keyless:\u003c\/strong\u003e Unlock your door using your personal code — no keys to carry, copy, or lose.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMechanical Reliability:\u003c\/strong\u003e Purely mechanical operation means no batteries or power source ever needed.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Zinc Alloy Construction:\u003c\/strong\u003e Solid zinc alloy body with an electroplated finish resists daily wear and maintains a polished appearance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Fit:\u003c\/strong\u003e Compatible with door thicknesses of \u003cstrong\u003e35–50mm\u003c\/strong\u003e, making it suitable for most standard interior doors and furniture.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Code Setup:\u003c\/strong\u003e Set your own personal access code in minutes — no tools needed for code changes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCustomizable:\u003c\/strong\u003e Supports custom configurations to suit your specific door hardware requirements.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e KAK\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Lock-PL657S-Silver\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Zinc Alloy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Finish:\u003c\/strong\u003e Electroplated (Silver)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Door Thickness:\u003c\/strong\u003e 35–50mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKeys Included:\u003c\/strong\u003e No (keyless design)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Bedroom, home office, furniture, interior doors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow to Set Your Access Code\u003c\/h3\u003e\n\u003col\u003e\n  \u003cli\u003eRemove the 4 screws on the back panel.\u003c\/li\u003e\n  \u003cli\u003ePress and hold the \u003cstrong\u003eC button\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003eRearrange the red iron panel to match your desired code (e.g., for code 1234, place the red iron panel pins into holes 1, 2, 3, and 4).\u003c\/li\u003e\n  \u003cli\u003eReassemble the back panel — your new code is set and ready to use.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eBedrooms and guest rooms\u003c\/li\u003e\n  \u003cli\u003eHome offices and study rooms\u003c\/li\u003e\n  \u003cli\u003eStorage cabinets and furniture\u003c\/li\u003e\n  \u003cli\u003eRental properties and shared spaces\u003c\/li\u003e\n  \u003cli\u003eAnyone looking for a key-free, convenient access solution\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor general guidance on home door security hardware standards, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer safety information related to home hardware products.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does the KAK mechanical combination door lock require batteries or electricity?\u003c\/h4\u003e\n\u003cp\u003eA: No. This is a fully mechanical combination lock, meaning it operates entirely without batteries, wiring, or any power source. It is always ready to use, regardless of power outages or battery life.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What door thickness is compatible with this keyless door lock?\u003c\/h4\u003e\n\u003cp\u003eA: The KAK combination lock is designed to fit doors with a thickness of 35mm to 50mm, which covers most standard interior residential doors and furniture panels.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How difficult is it to change the access code on this mechanical lock?\u003c\/h4\u003e\n\u003cp\u003eA: Changing the code is straightforward. Simply remove the back panel screws, hold the C button, and reposition the red iron panel pins to your new desired code combination. No special tools or professional help are required.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this lock suitable for outdoor or exterior doors?\u003c\/h4\u003e\n\u003cp\u003eA: This lock is primarily designed for interior applications such as bedrooms, home offices, and furniture. For exterior door use, please verify that environmental conditions (moisture, temperature extremes) are suitable for zinc alloy hardware before installation.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does the KAK mechanical combination door lock require batteries or electricity?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No. This is a fully mechanical combination lock, meaning it operates entirely without batteries, wiring, or any power source. 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