Fingerprint Bluetooth Anti-Theft Chain Lock

Overview:Brand new and high qualityEasy touch solve any troubleYour finger is your key and only takes 1 sec to unlock. Keyless Smart Fingerprint lock is equipped with advanced fingerprint technology with automatic recognition, safety, and convenience.Cable Diameter:0.4", Length: 39.4" (The longer bicycle chain recommended for motorcycle, two wheels, or multi-bike locking).Waterproof (IP66), Seamless security, and added protection are yours in all weather conditions, anywhere you go.The best gift for outdoor sports enthusiastsDo not need to worry about forgetting the password.Do not need keys and mobile phones with you.Do not need multiple steps to open the lock.Specification:Specifications: fingerprint, Bluetooth, fingerprint plus BluetoothMaterial: Zinc alloyScope of application: bicycle single battery bike motorcycle mountain bike portable bicycleStyle: modern and simpleBattery capacity: 110mA, fully charged and pressed more than 2000 timesWaterproof rating: IP65Fingerprint capacity: