Item Type: Fingerprint Lock Material: Aluminum Alloy Password Length: 6-10 digits (support virtual password) Safety Function: lift upward to lock up, anti-lock inside the door Emergency Power Supply: USB interface Spare Keys: 2 Power Supply: 4 x AAA batteries (not included) Cylinder Level: C-level safety lock cylinder Number of Cards Supported: 100 Fingerprint: Semiconductor fingerprint recognition Fingerprint Capacity: 100pcs Password Capacity: 100 groups How to Use: 1. Download the for Tuya APP 2. Open for Tuya APP 3. Connect to the same WIFI hotspot 4. You can use for Tuya APP to unlock Package List 1 x Inside Lock Plate 1 x Lock Body 1 x Buckle Plate 1 x Buckle Box 2 x IC Card 2 x Key 1 x Screw Pack 1 x Installation Accessories Pack 2 x Manual 1 x Location Card 1Semiconductor fingerprint recognition, artificial intelligence learning algorithm, high recognition rate, optimize the recognition of dry, wet, incomplete fingerprint and other special conditions, fingerprint false recognition rate less than 0.005. 2Support multiple unlocking methods: mobile APP, fingerprint, password, access card and key, flexible and convenient to use. 3Support virtual password, you can add garbled codes before and after the correct password, as long as the correct password is included in the middle, the lock can be unlocked. 4Electronic smart back locking, in the back locking state, only the administrator can unlock it. Support remote unlocking via gateway (not include gateways). 5It is easier to install and has a wide range of applications. Suitable for any inside, outside, leftward and rightward opening doors, and is suitable for 99% of home entrance doors/antitheft doors.