The author posted a question in Goods and Services
how are magnetic keys made What do you need to have with you? and got a better answer
Response from Антон Владимирович[+++++]
Response from 0[+++++]
a permanent magnet, weighing at least 300 grams
a permanent magnet, weighing at least 300 grams
Response from 0[++++]
A shot of vodka and a magnet
A shot of vodka and a magnet
Response from 0[+++++]
Either the key or the card that came with the lock.
Either the key or the card that came with the lock.