SIGNSTEK DIGITAL DOOR LOCK
SIGNSTEK was founded in Nov. 7, 2012.
We supply a wide range of high quality electronics to or consumer.
And we introduce our 1st door lock on Amazon – the keypad door knob in 2013.
We pay attention to details and obsession with thoughtful innovation for 7 years.
The omni-directional automatic monitoring system is not affordable for ordinary families and is usually used in the security systems of large enter...Read more