Quantity: one piece Color: silver Specifications: 30 mm Fingerprint unlock: 20 sets of fingerprints can be remembered (including 2 administrators and 18 ordinary users). Support 360 fingerprint recognition. Unlock speed uses no more than 0.5 seconds. Use fingerprint to unlock, no keys or passwords are needed, which greatly improves personal safety and property security. Ultra-long standby mode and USB charging: rechargeable battery Built-in rechargeable lithium, can work for 6 months when fully charged. It has a low battery reminder function and comes with a USB cable for charging, so you don't have to worry about running out of battery. Security Anti-Theft Protection: Anti-Theft: the fingerprint lock shell is made of zinc alloy, and the lock lever is made of corrosion-resistant and wear-resistant stainless steel. Protect valuables in cupboards and drawers from theft Wide range of applications: perfect for personal drawers, wardrobes, shoe cabinets, office cabinets, newspaper boxes , metal cabinets, wooden cabinets, tool boxes, mailboxes, etc. At home or office, gym, swimming pool, school, etc. Good quality product Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store