The compact rechargeable padlock comes with features of fingerprint Unlock, 0.5s speed recognition, 360° arbitrary angle biometric recognition, and a lesser induction rate( ≤0.1s). This portable device's Durable metal structure can protect your assets against thieves. You can set up with your Family and friend up to 10 groups of fingerprints that can be stored to unlock. In an emergency, you can recharge the battery quickly via a USB port, with the features of a low power alert. This product is available on our official website.