Fingerprint Padlock with Key Backup, 2keys, Prezlock, 51mm Alloy Metal Body with 1-1/8 inch Boron Shackle, Suitable for Outdoor and Heavy Duty.

【Quick and Easy】Our fingerprint padlock can be easily operated by a simple touch on the fingerprint pad, and opens in less than a second. The lock can store up to 100 fingerprints, flexible and convenient for owner to authorize the use with family and friends. Great for gm, school, office, cabinet, tool boxes, bikes, outdoor sheds and public storage. 【Precise engineering】Our padlock is very smart. 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. The IP65 weatherproof rating protects the lock from rain and dust, suitable for outdoor uses. 【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. Durable TPU material body shield and PVD plated shackle protect the surface of your locked items. The lock has ASTM Grade 3 rating and can withstand a pulling force of over 1000 pounds with its patented Double Ball Rollers locking mechanism. 【Easy Charging】With our advanced lithium battery technology, one quick charge via its small Type C port supports thousands of openings, or up to 6 months of usage, giving you long-lasting and worry-free security. 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. 【Peace of Mind】A backup key is provided as an emergency opening option. Specifications: Dimension: 51 x 100 x 24 mm Shackle clearance: 23 x 27 mm Shackle hole diameter: 8 mm Case and shackle material: Metal alloy Locking Mechanism: Double Ball Bearing Number of fingerprint storage: Up to 100 Fingerprint detection: 360° detection Sensor lifespan: 1 million fingerprint senses Battery capacity: Rechargeable battery of 300mAh Battery life: 6 months per charge or about 3,000 unlocks Charger: 5 V / 1 A USB Port: Type – C Full charging time: About two hours Temperature range: -4F to 140F, (-20C to 60C) Waterproof: IP65