When [Doug] moved into his new house, he found an old alarm panel set up — but it had no monitoring service any more. Not wanting to pay a monthly fee to have it setup, he decided to try inte… ...

This time around he’s created a security system for his car. It’s patched into the ignition, ... The keypad is driven by an Arduino Nano which has the start code stored in it.

The Thinline LCD Keypad is available in four models: Model 7160, 7163, 7170, and 7173. Models 7170 and 7173 have four expansion zones, while Models 7163 and 7173 have an onboard DMP proximity reader.