Brass Large Long Warehouse Door Logistics 4 Bit Password Lock

1. No key required, easy to use, simple to operate, and widely applicable2. Copper-plated lock cylinder, rust-proof and durable3. Tab hook design, anti-prying and anti-theft4. Heat treatment plus hard locking beam, hard anti-saw5. Material: zinc alloy, copper6. Scope of application: cabinets, room doors, drawers, warehouses, etc.7. Weight: about 260 grams8. Size: about 9.8x5x2.5cmPassword setting method:1. Align the password with the scale line, press down the lock beam to unlock2. Insert the key and push it firmly to the bottom, and rotate it 90 degrees, the key is stuck in the lock body3. Set a new password4. The key is turned and removed, and the lock is locked after scrambling the password