ChinaHelp make garage door entry and exit easier with this compact garage and dock door radio control transmitter from American Garage Door. One channel radio control transmitter provides easy access to doors. For use with 1 door and includes a 9V battery and visor clip for quick and easy access when opening and closing a garage door. • Rated for continuous-duty• 318 MHz Radio Control Transmitter, 1 Channel, Receiver Size (In.) 2-1/4 x 4-5/8 x 1, Voltage 9VDC, 318Mhz, For Use With (1) Door, Includes 9V Battery and Visor Clip
