External Telescopic RF Antenna With SMA Connector (Model: 0020918) 30A Hight Load 100% power output - clear

100% power output - clear sky midday sun with the panel fully tilted toward the sun's position in the sky

household lights

Then the transmitter will send out a buzzing sound to inform you that the receiver has been successfully operated

"K2" and "G"

External Telescopic RF Antenna With SMA Connector (Model: 0020918) 30A Hight Load 100% power output - clearFeatures: Model No: 0020918 (ANT3). Work with wireless RF system, the receiver or transmitter will have farther working range with external telescopic antenna. Length of external telescopic antenna: 108mm 445mm (stretch). With SMA connector. If you stretches the external telescopic antenna, it can have a further working range, which is twice as much as it used to be.