【Peace of Mind】A back up key is provided as an emergency opening option.(USB Type C to USB A wire is advised to use) The smart padlock will remain locked when it is out of battery, a simple connection to a USB power bank supply resumes normal operation instantly. 【Easy Charging】With our advanced lithium battery technology, one quick charge via its small Type C port supports thousands of openings, or up to one year of usage, giving you a long-lasting and worry-free security.The lock has ASTM Grade 3 rating and can withstand a pulling force of over 1000 pound with its patented Double Ball Rollers locking mechanism. Durable TPU material body shield and PVD plated shackle protect the surface of your locked items.
【Heavy Duty and High Security】Our padlock is built with heavy duty alloy metal and Boron Steel to yield high body rigidity and solid security.The IP65 weatherproof rating protects the lock from rain and dust, suitable for outdoor uses. It is equipped with a fast, precise biometric fingerprint module, installed with the latest secure algorithm logic technology, to enable the lock to recognize your fingerprints and opens instantly. 【Precise engineering】Our padlock is very smart.Great for gym, school, office, cabinet, tool boxes, bikes, outdoor sheds and public storage.
The lock can store up to 100 fingerprints, flexible and convenient for owner to authorize the use with family and friends.