{"product_id":"matte-black-smart-door-knob-lock-fingerprint-keypad-app-auto-lock","title":"Matte Black Smart Door Knob Lock with Fingerprint \u0026 Keypad, App Control, Auto Lock, Keyless Entry Biometric Door Knob for Bedroom Home Office Interior Door, Easy DIY Install","description":"\u003ch2\u003eMatte Black Smart Door Knob Lock – Fingerprint, Keypad \u0026amp; App Control with Auto Lock\u003c\/h2\u003e\n\u003cp\u003eUpgrade your interior doors with this sleek matte black smart door knob lock. Combining fast biometric fingerprint recognition, keypad PIN entry, and smartphone app control in one premium fingerprint-resistant unit, it delivers effortless keyless access with a modern aesthetic that complements any bedroom, home office, or interior door. Auto Lock ensures your door is always secured without a second thought.\u003c\/p\u003e\n\n\u003ch2\u003eWhy Choose This Matte Black Smart Door Knob Lock?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e🖐️ \u003cstrong\u003eFingerprint Recognition\u003c\/strong\u003e – Fast, accurate biometric unlock; register multiple fingerprints for family members or colleagues for instant hands-free access.\u003c\/li\u003e\n\u003cli\u003e🔢 \u003cstrong\u003eKeypad PIN Code\u003c\/strong\u003e – Enter a personal code for quick access; supports anti-peep digit entry to protect your PIN from onlookers.\u003c\/li\u003e\n\u003cli\u003e📱 \u003cstrong\u003eApp Remote Control\u003c\/strong\u003e – Lock, unlock, and manage user permissions remotely via your iOS or Android smartphone from anywhere.\u003c\/li\u003e\n\u003cli\u003e🔄 \u003cstrong\u003eAuto Lock\u003c\/strong\u003e – Automatically locks after the door closes — you'll never have to worry about leaving it unsecured again.\u003c\/li\u003e\n\u003cli\u003e🔑 \u003cstrong\u003eKeyless Entry\u003c\/strong\u003e – No physical key required for daily use; eliminates the risk of lost or copied keys.\u003c\/li\u003e\n\u003cli\u003e⬛ \u003cstrong\u003ePremium Matte Black Finish\u003c\/strong\u003e – Fingerprint-resistant coating with a sleek modern look that blends seamlessly with contemporary interior design.\u003c\/li\u003e\n\u003cli\u003e🔧 \u003cstrong\u003eEasy DIY Install\u003c\/strong\u003e – No wiring or electrician needed; installs on standard interior doors in minutes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnlock Methods\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFingerprint \/ Keypad PIN \/ App Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuto Lock\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFinish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMatte Black (fingerprint-resistant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApp Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eiOS \u0026amp; Android\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAnti-Peep Keypad\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSuitable For\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBedroom, Home, Office, Interior Door\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInstallation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDIY, no wiring required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Who is this matte black smart door knob lock best suited for?\u003c\/strong\u003e\u003cbr\u003eA: Ideal for homeowners, renters, and office managers who want a stylish, keyless interior door lock with biometric fingerprint access and remote app control for bedrooms, home offices, and interior doors.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What are the main uses for this smart door knob?\u003c\/strong\u003e\u003cbr\u003eA: Perfect for bedroom privacy, home office security, rental property tenant code management, and any interior door where you want keyless, app-controlled access with a modern matte black aesthetic.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is this a good gift idea?\u003c\/strong\u003e\u003cbr\u003eA: Yes — it makes an excellent housewarming gift, new home gift, or home upgrade gift for homeowners, renters, or anyone looking to modernize their interior doors with smart keyless technology.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does the auto lock feature work?\u003c\/strong\u003e\u003cbr\u003eA: After the door closes, the smart knob automatically engages the lock mechanism within a set time — no manual locking needed, ensuring your room is always secured.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I register multiple fingerprints for different family members?\u003c\/strong\u003e\u003cbr\u003eA: Yes — multiple fingerprints can be registered so each family member or colleague has their own biometric access without sharing PIN codes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Does this lock have STEM or smart home educational value?\u003c\/strong\u003e\u003cbr\u003eA: Absolutely — it's a hands-on introduction to biometric technology, IoT smart home systems, and app-based access control, making it a great learning tool for tech-curious teens and smart home enthusiasts.\u003c\/p\u003e\n\n\u003ch2\u003eFast US Shipping\u003c\/h2\u003e\n\u003cp\u003eShips from US warehouse, free delivery 2-7 business days.\u003c\/p\u003e","brand":"Smart Tech Nest","offers":[{"title":"Black","offer_id":44475578875955,"sku":null,"price":54.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/0937\/8355\/files\/9353bb48777f4833f7ad1f49dbb3bbd9.jpg?v=1783074286","url":"https:\/\/smarttechnest.com\/products\/matte-black-smart-door-knob-lock-fingerprint-keypad-app-auto-lock","provider":"Smart Tech Nest","version":"1.0","type":"link"}