The ZonEL08 is a gas cannon with a digital clock and many settings that scare birds away from the site. Many farmers and berry growers in Finland have already found that the ZonEl08 gas cannon works and scares birds away from a large area.
The advantages of ZonEL08 are
Digital clock that allows you to set the exact time for the cannon to fire. If there are neighbors nearby, you can program the gun not to fire in the evening and at night.
Random time intervals, which means that the birds cannot learn during which time intervals it goes off.