Fingerprint Door Lock Smart Fingerprint Door Knob with Lock Biometric Door Lock with App Control & Key Bluetooth Smart Door Lock with Handle

Designed to provide protection without disrupting your life. Features: 3 unlocking methods – biometric fingerprint recognition, emergency mechanical key unlocking, and remote unlocking via the TUYA App connected through bluetooth compatible. 3 mode settings: constant open mode, deadlock mode, normal mode, can be switched freely. Our lock is constructed with a front ball aluminum alloy and stainless steel surface parts, ensuring a sturdy structure that prevents unauthorized access. The steel-made anti-theft lock core technology further enhances security. Built-in 400mAh rechargeable lithium battery. The Type-C charging/temporary power interface allows for emergency power supply using a power bank if the battery runs out and you find yourself locked outside. It is suitable for wooden or steel doors with a thickness ranging from 33-55mm. Specifications: Please Note: Due to manual measurement, there might be a tolerance in the product size. Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance.