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Model LIS-221 electric lock is a new developed lock specially used for door
system and calling system inside building,which apply advanced mechanic
design and with adjustable locking pressure and changeable dead bolt.
The dead bolt has anti-theft function and can match easily with electric
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It is a new developed intelligent electric lock.
Specially used for intercom system. Universal for left,right,in-swing and out-swing doors.
Fits for electrical control,key or hand operation. It can open the door by remote control and fingerprint,automatically lock when the door is closed.
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Model LIS-223 electric lock is a new developed lock specially used for door
system and calling system inside building,which apply advanced mechanic
design and with adjustable locking pressure and changeable dead bolt.
The dead bolt has anti-theft function and can match easily with electric
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