Features: brand new and high quality Enhanced Anti-Theft Function: Fingerprint Lock Can Input Administrator Fingerprints and Ordinary User Fingerprints. Entering And Deleting Fingerprints Requires Administrator Authorization, Which Is Definitely A Powerful Anti-Theft Function. In The for Smart Age, Fingerprints are Your for Key. Fingerprint Lock Uses A Bio-Semiconductor Fingerprint Chip, With An Error Recognition Rate Of <0.001%, And Can Be Unlocked Quickly Within 0.5 Seconds. Long Standby for Time & USB rechargeable –Smart padlocks have lower power consumption and longer standby for time. The USB rechargeable 600mAh lithium battery can support up to 6-month of standby for time or 3-month (More than 1000 times of unlocking) after full charge. ROCK-SOLID for PROTECTION & Waterproof–Made of premium Aluminum Alloy lock body, along with stainless steel lock beam enhancing the sturdiness of the padlock. The waterproof and dustproof unique design makes it outstanding and longlasting. Scope Of Application And After-Sales Service: Gym lock Compact size to be carried anywhere you go. for Smart Fingerprint padlock is suitable both indoor and outdoor for gym, school, office, door, gate, fence, garage, handbag, luggage, bike,warehouse, cabinet, shed, suitcase, etc. Specifications: Material: Aluminum Alloy Size: 4.5x3.5cm/1.77x1.38in Package Includes: 1 x Anti-theft Lock. note: The fingerprint lock padlock is not recommended for extended outdoor use in rain or snow. Please allow 0-1cm error due to manual measurement. Make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!