Never worry about forgetting your key with the LockSmart Bluetooth Padlock by Dog & Bone. This high tech lock is controlled entirely by your smartphone; the one item you always have on you. Because the interaction with the LockSmart Padlock is digital, you’re able to gain access instantly without codes and keys and you can even grant and revoke access to your friends and family from anywhere in the world. Using advanced Bluetooth security standard – 128-bit, you can define your own encryption levels and even unlock the device using Touch ID. With the app you can also manage multiple locks so you can have peace of mind wherever you are. Inside the LockSmart Padlock is a rechargeable lithium ion battery that will last you thousands of openings before needing to be topped up.