Features: Newest Smart fingerprint padlock. Safe and reliable, touch once and open. Small size, beautiful appearance, hard material. Never worry about losing your key or forgot passwords. Forget the cumbersome numbers, your finger is your key. Can record 40 fingerprints; IP54, waterproof, crash proof, burglar proof. - High waterproof grade allows outdoor application. Easy Operation, no need any tools, you can add or delete fingerprints easily by following the instructions of the user manual. USB charge:Three hours of charging, four months of standby, one charge, 1000 unlocking(unlimited locking and unlocking as long as there is power); Small and lightweight fingerprint locker for indoor outdoor use, widely used in luggage suitcases, golf bags, handbags, school lockers, gym locker lock, furniture, wardrobes. Speicfication:Fingerprint sensor Semiconductor Fingerprint Sensor Technology, 72 × 64, record 5 times, save 40 sets - Storage capacity 40 sets of fingerprints Technology Biometrics - False rate <0.002%Rejection ate <1%Fingerprint collection time ≤ 0.5 seconds - Fingerprint match time ≤ 1.0 seconds - Manager's Fingerprint Capacity 2 sets of Fingerprints - Fingerprint setting Short press unlock, long press 3 seconds to set fingerprints, long press 6 seconds to remove fingerprints - Lock core No mechanical lock core - Technology bluetooth 4.1Unlock time <1.0 seconds - Unlock mode APP connection - Password length 6-8 digits - Support system For Android, for i - OSMotor Planetary deceleration motor M10Operating voltage 3.7 VBattery Lithium battery 300m - Ah 3.7 VCharge current 5V/200m - AOngoing standby 6 months - Full charge reminder Green light extinguished - Waterproof Level IP54Low power alert 3.5 VLED Lamp Tricolor Lamp - USB interface Micro USB 5V 0.5 A(emergency + charging)Button Stroke detection button × 1(built-in) Package Included: 1 x Fingerprint Lock 1 x USB charging line 1 x Use guide