Feature:1. 0.5 Seconds Unlock: One touch, 0.5 seconds unlock, convenient and quick to let your hand change the key in seconds and unlock quickly.2. Stainless Steel Lock Beam: High toughness stainless steel lock beam, intelligent and reliable, caring guard, compact structure, easy to carry, can be put into the bag anytime, anywhere without delaying work.3. 10 Fingerprints: Store up to 10 fingerprints, solve problems such as forgetting keys, password leakage, etc., and realize your own opening method.4. Insufficient Battery: When the unlock is successful, the red lights will indicate that the battery is insufficient, please charge it in time, and it can still be opened 200 times.5. IP54 Waterproof: IP54 waterproof grade, effective waterproof and dustproof, suitable for outdoor use, used in lockers, backpacks, luggage, private storage boxes, etc.Specification:Item Type: Fingerprint PadlockMaterial: Zinc Alloy, Stainless SteelSize: Approx. 76 x 46 x 13mm / 3.0 x 1.8 x 0.5inDiameter of Locking Beam: Approx. 5mm / 0.2inFingerprint Head Shape: SquaredFingerprint Capacity: up to 10LED Light: Three Color Light Red, Blue, GreenBattery: 3.7V Lithium Battery 200mAhx1 (Built in)Working Voltage: 3.0-4.2VCharging, Emergency: USB Interface MICROLow Battery Alarm: the Red Light Flashes for 6 Seconds After Unlocking, and the Lock Can Be Unlocked Up to 200 Times After the AlarmEmergency Unlocking: Morse PasswordStandby Time: Half a YearWorking Temperature: Minus10 to +50Waterproof Grade: IP54Battery: 200mAh Lithium Battery x1(Built in)Uses: Used in Lockers, Backpacks, Suitcases, Individual Storage Boxes, Etc..Package List:1 x Padlock1 x USB1 x User ManualNote:Do not place the product in an environment that is too corrosive, humid or hot!