For CHRYSLER (FCA) cars with Marquardt SCL (black connector) and RFHUB on board - usually 2011 and up, Jeep, Chrysler, Dodge, Lancia.
Reusable (not tied and not locked to car).
Installation: 3 wires (plus, minus, LIN bus). No any programming necessary, "Plug & Play".
If installed correctly -
insert key: LED blinks once - SCL is "unlocking",
remove key: LED blinks twice - SCL is "locking".
User manual - EN