1. Material: aluminum alloy 2. Scope of application: home, office, gym, factory, construction site, etc. 3. Large space, multi-function storage of keys, bank cards, U disks, SD cards 4. Strong and durable, safe and reliable 5. Dimensions: overall 85x40x117 mm, internal 65x90x33 mm 6. Weight: about 500 grams
Steps: 1. Open the combination lock key box 2. Flip the top switch inside the box 3. Pull up to unlock the lock and hang it on the door