Smart Door Knob Smart Fingerprint Door Lock Biometric Door Lock luetooth Fingerprint Smart Cylindrical Ball Lock With TU

Features: 1: Fast fingerprint recognition unlocking, semiconductor fingerprint sensor, higher security factor 2: Mobile APP unlock control is adapted to Tuya Smart, customized and optional, convenient and safe, creating a smart home environment 3: The stainless steel panel material is clear, smooth, easy to clean, high strength and not afraid of temperature changes. Package list: lock body (single tongue)*1/front panel assembly*1/rear panel assembly*1/manual physical key*2/instructions