Where is the key sensing area of the Buick GL8?

[OHarper]

Buick GL8 key sensing area is 30 meters. The related introduction is as follows: 1. Buick GL8 key: The GL8 key has switches for unlocking the car, locking the car, opening the trunk, and the right electric sliding door. Its biggest advantage is that regardless of day or night, without the need to locate the keyhole, it can conveniently unlock and lock the car from a distance. 2. The basic principle of the Buick GL8 key: It emits a weak radio wave from the key, which is received by the car antenna. The electronic control unit (ECU) identifies the signal code, and then the actuator (motor or electromagnetic coil) of the system performs the action of unlocking/locking. The system mainly consists of two parts: the transmitter and the receiver.