Convenient: The portable padlock key box allows you to easily hang it anywhere, including door handles, metal fences, railings and pipes, without tools. Carry spare keys with you and never lock yourself out. The key box is very suitable for daily outdoor sports, friends, relatives, regular home service, emergency entrance, real estate business, etc.High security: The resettable 4-digit password box allows you to set your own combination code, which contains 10,000 unique choices that you know are safe. High-strength zinc alloy body and hardened steel shackles provide additional cutting and sawing resistance.Easy to operate: the 4-digit combination is easy to set. The detachable shackle allows you to temporarily hang it anywhere or permanently install it on the wall. Instructions are always included.Large capacity: The key storage box has a large internal space and can hold up to 5 keys.Exquisite design: The portable door key box is suitable for most ball-shaped, biscuit-shaped and tulip-shaped door handle styles; detachable shackle, two-way installation, and coated with rubber to prevent scratches; sliding shutter doors can hide and protect the combined dial Protected from weather; solid metal body structure, durable; environmentally friendly paint does not corrode, does not rust.