-
Anonymous users2024-01-24Isn't it simple to sell the kind of combination lock that used to be sold? Add a lock on top that resembles a password to be converted. Go to the hardware store and ask for a password to open.
And why are you stuffed? Can you call the security guard for help with these things? If the community is not well managed, how can it be done?
If you can't call the police, hum glue my door is responsible.
-
Anonymous users2024-01-23Some security doors have a small door-like keyhole protected = = need to turn a combination lock to open.
-
Anonymous users2024-01-22There is a lock device with a password on the outside
Check this out should be useful.
Whether you change it or not, the seller has the final say, just find a home to buy it.
Looking out through the anti-theft mirror from the inside, you can see the upright and shrunken image of the visitor. From this, it can be judged that the role of the security door mirror at this time is equivalent to one (B.)concave lens). >>>More
As far as the whole market is concerned, there are indeed many types of security doors, the price ranges from a few hundred yuan to several thousand yuan, different materials have different prices, and some of the same material also have different prices, some good and bad. The security door can be roughly divided into stainless steel door (stainless steel security door), copper door (copper security door), aluminum alloy door (aluminum alloy security door), iron.
The doorbell has a key-shaped button. Press it to open the door.