รีโมทประตูโรงรถประตูโรงรถ 433MHz Cloning Copy 3 คีย์

Features:

Usage steps and methods:

1, The frequency modulation method: screw down the back of the remote controller, pull the remote controller from the middle part, and open the main circuit board. There is a small screw that can be rotated on the circuit board. The rotary screw can adjust the frequency. The frequency must be tested with a frequency measuring instrument, and the frequency can be adjusted between 250MHZ-500MHZ.

2, Clear code: two fingers and press the unlock button and close button, (Note: some of the remote control is the first key to up and second keys to down, some of the remote control by remote control is above two keys, no matter how key arrangement, usually by two big keys) about 2 seconds after the LED light flashes quickly 3 next, let go of one finger (the other hand hold, and then can't let go) loosen the finger quickly according to three times by releasing the button until the LED lights continuously flashes, two fingers can be released, then press any butt...