{"product_id":"waterproof-smart-door-lock-ttlock-app-keypad-ic-card-alexa","title":"JCSMARTS Smart Door Lock – TTlock App, Keypad, IC Card \u0026 Alexa","description":"\n\u003ch2\u003eJCSMARTS Waterproof Smart Door Lock – 5-in-1 Access, TTlock App \u0026amp; Alexa Compatible\u003c\/h2\u003e\n\u003cp\u003eUpgrade your home, apartment, or rental property's security with the \u003cstrong\u003eJCSMARTS JCBL641 Smart Door Lock\u003c\/strong\u003e. Built from durable aluminum alloy with an IP66 waterproof rating, this intelligent lock delivers five convenient ways to enter — all without compromising on style or reliability. Available in silver and black polished finishes. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003e5 Ways to Unlock\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTTlock Smartphone App\u003c\/strong\u003e – Manage access from anywhere via Bluetooth (within 10 m) or remotely with optional G2 gateway over Wi-Fi\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital Keypad (Password)\u003c\/strong\u003e – Enter a secure PIN code directly on the touchpad\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIC \/ NFC Card\u003c\/strong\u003e – 13.56 MHz MIFARE card; supports up to 150 registered cards (app supports up to 200)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMechanical Key\u003c\/strong\u003e – Traditional backup key entry always available\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemote Controller\u003c\/strong\u003e – Optional add-on for hands-free convenience\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSmart Home Integration\u003c\/h3\u003e\n\u003cp\u003ePair the lock with the optional \u003cstrong\u003eG2 Gateway\u003c\/strong\u003e (sold separately) to unlock remote Wi-Fi control with no distance limitations. Once connected, the lock works seamlessly with \u003cstrong\u003eAmazon Alexa\u003c\/strong\u003e and \u003cstrong\u003eGoogle Assistant\u003c\/strong\u003e — simply use a voice command to control your door. Real-time unlock logs and live battery status are also available when the gateway is in use.\u003c\/p\u003e\n\n\u003ch3\u003eBuilt for Homes, Apartments \u0026amp; Hospitality\u003c\/h3\u003e\n\u003cp\u003eThe JCBL641 is compatible with both the \u003cstrong\u003eTTlock app\u003c\/strong\u003e (ideal for homes and apartments) and the \u003cstrong\u003eTThotel management system\u003c\/strong\u003e (designed for hotels, rental properties, and schools). TThotel provides a full-featured web dashboard plus staff and guest apps for issuing e-keys, passcodes, and IC cards across multiple rooms and floors.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e JCBL641\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Aluminum Alloy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Silver \/ Black (Polished)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCommunication:\u003c\/strong\u003e Bluetooth 4.0 BLE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApp:\u003c\/strong\u003e TTlock \/ TThotel (Android 4.3+ \/ iOS 7.0+)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIC Card Type:\u003c\/strong\u003e 13.56 MHz MIFARE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCard Capacity:\u003c\/strong\u003e 150 pcs (app supports up to 200)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMortise:\u003c\/strong\u003e ANSI (4585)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Supply:\u003c\/strong\u003e 4× AAA Dry Batteries (included)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Voltage Alert:\u003c\/strong\u003e Audible alarm below 4.8 V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFit Door Thickness:\u003c\/strong\u003e 38–65 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible Door Types:\u003c\/strong\u003e Wooden, Stainless Steel, Bronze, Double, and Traditional Security Doors\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaterproof Rating:\u003c\/strong\u003e IP66\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Temperature:\u003c\/strong\u003e -10 °C to 55 °C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Humidity:\u003c\/strong\u003e 15% RH – 90% RH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.5 kg\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertification:\u003c\/strong\u003e CE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 2 Years\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBefore You Order\u003c\/h3\u003e\n\u003cp\u003ePlease measure your door's faceplate width and length and include them in your order notes so we can confirm compatibility. Also specify your door's opening direction (left-hand or right-hand swing) to ensure the correct configuration is shipped.\u003c\/p\u003e\n\n\u003cp\u003eFor further guidance on home security best practices, visit the Cybersecurity \u0026amp; Infrastructure Security Agency (CISA) or review consumer product safety information at CPSC.gov.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does this smart door lock work without Wi-Fi?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The JCSMARTS JCBL641 connects to your smartphone via Bluetooth 4.0 BLE within approximately 10 metres — no Wi-Fi required. For unlimited-range remote access, you can add the optional G2 Gateway, which bridges the lock to your Wi-Fi network.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many IC cards can I register with this smart lock?\u003c\/h4\u003e\n\u003cp\u003eA: The lock hardware supports up to 150 IC cards. When managed through the TTlock app, you can register up to 200 MIFARE 13.56 MHz cards (including NFC-enabled smartphones). Cards can be added or deleted easily within the app.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this lock compatible with Amazon Alexa and Google Assistant?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — when paired with the optional G2 Gateway, the JCBL641 integrates with both Amazon Alexa and Google Assistant, allowing voice-command locking and unlocking as part of your wider smart home ecosystem.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What door types and thicknesses does this smart lock fit?\u003c\/h4\u003e\n\u003cp\u003eA: The JCBL641 is designed for doors between 38 mm and 65 mm thick and is compatible with wooden, stainless steel, bronze, double, and traditional security doors. Measure your faceplate dimensions before purchasing to confirm the lock will fit your specific door.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this lock be used for a hotel or rental property?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The lock is fully compatible with the TThotel management system, which provides a web dashboard, staff app, and guest app for issuing e-keys, passcodes, and IC cards across entire buildings. It's an excellent choice for hotels, serviced apartments, and short-term rentals.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does this smart door lock work without Wi-Fi?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The JCSMARTS JCBL641 connects to your smartphone via Bluetooth 4.0 BLE within approximately 10 metres — no Wi-Fi required. 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