Reference : :
The advantages of Remote Control-Express:
|Number of buttons||4|
|Type of programming||9 Switch|
|Type of battery||12V(23A)|
|Dimensions||10 x 5 x 2 cm|
|Battery and instructions included||Yes|
Model with 4 buttons and a changeover switch, giving a total of 8 channels. The frequency of this Tedsen gate remote control is 433.92 MHz.