Model S2KF, Color S2kfblackm1, Size 35 and 35 Overview This S2KF smart electronic door lock combines multiple secure access methods with durable hardware and smart home compatibility. It is designed for wooden doors with a door thickness of 60 to 90 mm and offers flexible installation and reversible handle orientation. Key benefits Flexible, secure access: Unlock by fingerprint, password, IC card, mechanical key, Bluetooth, or mobile app to suit different users and situations. Temporary codes can be issued for short term access. Reliable outdoors performance: IP67 waterproof technology allows stable operation in rain, snow, and other wet conditions, making the lock suitable for outdoor sites and wet environments. Low maintenance power design: Runs on dry batteries AAA LRO3 1.5V x3, using low power technology to reduce the need for frequent battery replacement. Smart home integration: Bluetooth connectivity and compatibility with Tuya smart home platform with support for a gateway allow remote control and integration into a wider smart home system. Robust construction: Stainless steel body with oil rubbed finish for lasting appearance and corrosion resistance. Includes cylinder bag. Main features Model: S2KF Size: 35 and 35 Color: S2kfblackm1 Material: Stainless steel Finish: Oil rubbed Handle direction: Direction reversible Suitable door type: Wooden door Fit door thickness: 60 to 90 mm Suitable for mortise: other Included components: cylinder bag Power supply: Dry battery, AAA LRO3 1.5V x3 Working current: up to 250 mA (strong drive) Connectivity: Bluetooth Smart home platform: Compatible with Tuya and supports gateway Doorknob functions: Biometric, key, and keypad Ways to unlock: App, Bluetooth, mechanical keys, card, password, fingerprint, temporary code Card capacity: 100 Password capacity: 50 Card frequency: 13.56 MHz M1 IC card Special features: Support gateway, antiskid protection technology to resist forced unlocking Security and usability Biometric fingerprint recognition and multiple electronic authentication options provide layered security and flexible access control. Antiskid protection technology helps prevent violent tampering or forced unlocking attempts. Capacity for multiple cards and passwords supports family, staff, and guest access management. Reversible handle and a fit range for common wooden door thicknesses simplify installation. Typical use scenarios Residential front doors on wooden doors where app control and fingerprint access are desired. Outdoor storage or warehouse doors that need weather resistant locking combined with smart access. Temporary access control for rentals or work sites by issuing temporary codes or cards. What you get A complete smart lock unit model S2KF in S2kfblackm1 finish with cylinder bag included, ready to install on wooden doors 60 to 90 mm thick. The lock supports multiple electronic and mechanical unlock methods and can be integrated into a Tuya based smart home system using a gateway.