So much for theory.
Plant can be a point-to-point connection with these antennas on both sides is good (in sight) a link about 500 mtr. with sufficiently realized data throughput. If you want to provide your garden with wifi Could a repeater with SMA connector which you then placed somewhere with visual contact with the garden and then supplies the garden via the antenna. Caution, consult opening angle, there is a directional antenna?
The workmanship is good. All that is required for mast mount is included. Another tip: the cable does not kink or bend in the small radius!
Not expect miracles and read before buying well over the realizable performance (gidf.de), so you will not be disappointed afterwards and completely sends back.