Smart SingleTongue Fingerprint Lock Tuya Finger Black Overview A fiveinone smart access solution combining fingerprint, app, password, IC card, and mechanical key unlocking. Designed for durable daily use with an aluminum alloy body, smooth touchscreen keypad, and remote control via Tuyacompatible app. Key benefits Convenient multimethod access: Fast fingerprint recognition (about 0.3 seconds), plus app, password, IC card, and key options to suit different users and scenarios. Remote control and management: Lock and unlock from a smartphone using the Tuyacompatible app, issue temporary access, and review access activity in real time. Weatherresistant performance: IP67 waterproof and dustproof rating for reliable outdoor and exposeddoor installation. Solid build and compact size: Aluminum alloy construction and a singletongue lock body provide reliable mechanical performance in a compact 176 x 65 x 25 mm housing. Easy to use day or night: Backlit, scratchresistant touchscreen keypad for clear input in any lighting condition. Specifications Product name: Smart SingleTongue Fingerprint Lock Color: Tuya Finger Black (black and silver finish) Material: Aluminum alloy Lock body: Singletongue lock body App compatibility: Compatible with Tuya app Unlocking methods: Fingerprint, app, password, IC card, mechanical key Fingerprint speed: Approximately 0.3 seconds recognition Power supply: Requires 4 AA alkaline batteries (user supplied) Installation: Perforated installation (requires drilling) Dimensions: 176 x 65 x 25 mm Weather resistance: IP67 waterproof and dustproof Package contents 1 Smart singletongue fingerprint lock 2 IC cards 2 Buttons 1 set of screw accessories for installation 1 Hole opening instructions sheet 1 User manual Important note When ordering, please refer to the second variant picture for the lock size. The product size will match the second variant picture. Practical applications Residential front door: an existing lock to provide quick fingerprint access for family members, appbased control for guests, and physical key backup. Rental property and shortterm stays: Grant temporary app access or onetime passwords for cleaners and guests without sharing permanent keys. Small office or workspace: Centralize access management, keep audit trails via the app, and use IC cards or passwords for staff entry. Installation and operation tips Prepare four AA alkaline batteries before installation. Follow the included hole opening instructions and user manual for correct perforated installation and alignment of the singletongue lock body. Set up the Tuyacompatible app for remote control and access management. Enroll fingerprints, program passwords, and register IC cards according to the manual. What makes this lock stand out Combines fast biometric unlocking, touchscreen convenience, and remote app control for flexible, modern access. Durable aluminum alloy construction with IP67 weather protection enables use in varied environments. Compact dimensions and perforated installation make it suitable for many standard doors. This product provides a practical, multimode access control solution with remote management and robust construction. Please check the second variant picture for the exact size before .