This product is used for Saipa Quik and Saina cars and is responsible for controlling the central locks. This product receives lock commands from the user in two ways: Local (door switch and central lock key inside the car) and Remote. The radio frequency used in it is 433MHz and its range is more than 30 meters. In this set, the communication between the transmitter and receiver is encoded by the Keeloq coding system, providing a secure and impenetrable communication system. The functions of this product include automatic unlocking in accidents or automatic locking in case of unintentional unlocking and car locator.