{"product_id":"fingerprint-smart-padlock-keyless-usb-charging-zinc-alloy","title":"Fingerprint Smart Padlock | Keyless USB Zinc Alloy Lock","description":"\n\u003ch2\u003eFingerprint Smart Padlock – Keyless Security at Your Fingertips\u003c\/h2\u003e\n\u003cp\u003eMeet the future of locking technology. This \u003cstrong\u003eFingerprint Smart Padlock\u003c\/strong\u003e combines a durable zinc alloy body with advanced biometric fingerprint recognition, app control, and USB emergency key access — giving you fast, reliable, keyless entry every time. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love It\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3 Ways to Unlock:\u003c\/strong\u003e Use your fingerprint, the companion mobile app, or the USB electronic key — whichever is most convenient for the moment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightning-Fast Recognition:\u003c\/strong\u003e Unlocks in under 0.5 seconds thanks to an AI-powered semiconductor biometric chip that learns and improves with every use — works even with dry, chafed, or sweaty fingers.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApp-Connected Security:\u003c\/strong\u003e Manage up to 20 fingerprints, view full unlocking history, set access permissions, add or remove users, and receive real-time unlock alerts — all from your smartphone.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Low False Acceptance Rate:\u003c\/strong\u003e At less than 0.001%, unauthorized access is virtually impossible, while the false rejection rate stays below 1% for seamless authorized entry.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong-Lasting Battery:\u003c\/strong\u003e The built-in 120mAh rechargeable lithium battery enters sleep mode automatically when not in use. A single full charge delivers approximately \u003cstrong\u003e2,000 unlocks\u003c\/strong\u003e.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Battery Alert:\u003c\/strong\u003e The indicator light flashes red four times after an unlock attempt to warn you when the battery is running low — so you're never caught off guard.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRugged Build:\u003c\/strong\u003e Zinc alloy lock body and alloy steel shackle (4.5mm diameter) provide robust protection against tampering, cutting, and corrosion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLock Body Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZinc Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShackle Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAlloy Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnlock Methods\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFingerprint, App, USB Key\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFingerprint Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 20\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnlock Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.5 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFalse Rejection Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;1%\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFalse Acceptance Rate\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;0.001%\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSpatial Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e508 DPI\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e120mAh (rechargeable lithium)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Port\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMicro USB\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnlock Endurance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~2,000 times per charge\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLock Body Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e69.5 × 38 × 13 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShackle Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Fingerprint Smart Padlock\u003c\/li\u003e\n  \u003cli\u003e1 × USB Charging Cable\u003c\/li\u003e\n  \u003cli\u003e1 × USB Electronic Key\u003c\/li\u003e\n  \u003cli\u003e1 × User Manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIdeal For\u003c\/h3\u003e\n\u003cp\u003eGym lockers, backpacks, luggage, storage units, bike locks, school lockers, cabinets, gates, and anywhere you want fast, keyless access control.\u003c\/p\u003e\n\n\u003cp\u003eFor more information on smart lock security standards and best practices for home and personal security, visit the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to manual measurement, please allow a 1–3 cm tolerance. Colors may vary slightly between screens and actual product.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: How many fingerprints can the smart padlock store?\u003c\/h4\u003e\n\u003cp\u003eA: The fingerprint smart padlock can store up to \u003cstrong\u003e20 unique fingerprints\u003c\/strong\u003e, making it easy to share access with family members, colleagues, or trusted individuals — all managed directly through the mobile app.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What happens if the battery runs out completely?\u003c\/h4\u003e\n\u003cp\u003eA: If the battery is fully depleted, you can still unlock the padlock by inserting the included \u003cstrong\u003eUSB electronic key\u003c\/strong\u003e into the Micro USB charging port. The low battery indicator (red flashing light) gives you advance warning so you can recharge before this happens.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this padlock weatherproof or suitable for outdoor use?\u003c\/h4\u003e\n\u003cp\u003eA: The padlock features a \u003cstrong\u003ezinc alloy body and alloy steel shackle\u003c\/strong\u003e built for durability. While it is designed for everyday use, we recommend checking the environment before extended outdoor exposure to moisture or extreme conditions.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I manage fingerprints and access permissions?\u003c\/h4\u003e\n\u003cp\u003eA: Simply connect the padlock to the companion mobile app. From there, you can \u003cstrong\u003eadd or delete fingerprints\u003c\/strong\u003e, view unlock history, set access permissions for specific users, and receive real-time unlock notifications — all from your smartphone.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How many fingerprints can the smart padlock store?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The fingerprint smart padlock can store up to 20 unique fingerprints, making it easy to share access with family members, colleagues, or trusted individuals — all managed directly through the mobile app.\"}}, {\"@type\": \"Question\", \"name\": \"What happens if the battery runs out completely?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"If the battery is fully depleted, you can still unlock the padlock by inserting the included USB electronic key into the Micro USB charging port. 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