Fingerprint Bluetooth Smart Waterproof Round Padlock 

Our smart waterproof round padlock, with over 300,000 units sold! So, what kind of lock is it and it is very popular among the public. With the advancement of technology, our locks have also ushered in innovation. Compared with traditional locks, this smart padlock is safer and more convenient to unlock, and you don't have to worry about losing your key. Our round padlocks feature an ADC12 aluminum alloy body for added durability and a 303 stainless steel shackle for added strength. The surface has been treated to make the lock body more refined, more comfortable to the touch, and full of technology in appearance. The lock body can be linked through Bluetooth on your mobile phone, saying goodbye to traditional key unlocking, which brings convenience to your life. It can also be unlocked through fingerprints, and this round padlock will store unlocking records to ensure the safe operation of the lock. Because locks are full of advanced technology and there are some electron…